diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
index 4ff94c9..ede4e52 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@@ -35,7 +35,7 @@ If applicable, add screenshots to help explain your problem.
 
 - **OS**: [e.g. Ubuntu 22.04, Windows 11, macOS 13]
 - **RustIRC Version**: [e.g. 0.1.0, git commit hash]
-- **Rust Version**: [e.g. 1.75.0]
+- **Rust Version**: [e.g. 1.89.0]
 - **Interface**: [GUI/TUI]
 
 ## IRC Server Details
diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index cfa4494..5493af7 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -11,7 +11,7 @@ RustIRC is a modern IRC client built in Rust that combines the best features fro
 
 ## Technology Stack
 
-- **Language**: Rust (MSRV: 1.75+)
+- **Language**: Rust (MSRV: 1.89+)
 - **Async Runtime**: Tokio for network I/O
 - **GUI Framework**: Iced 0.13.1 with Material Design 3 components
 - **TUI Framework**: ratatui for terminal interface
diff --git a/.github/dependency-review-config.yml b/.github/dependency-review-config.yml
index 38fa7bb..d8443fe 100644
--- a/.github/dependency-review-config.yml
+++ b/.github/dependency-review-config.yml
@@ -72,6 +72,10 @@ allow-dependencies-licenses:
   - pkg:cargo/iced_core
   - pkg:cargo/iced_widget
   - pkg:cargo/iced_runtime
+  # Notification backend (macOS-only). Genuinely MIT/Apache-2.0, but its
+  # crate metadata uses a non-SPDX "MIT/Apache-2.0" string that GitHub's
+  # license parser cannot resolve (rendered as LicenseRef-bad-mitapache-2.0).
+  - pkg:cargo/mac-notification-sys
 
 # Deny specific packages using purl format
 deny-packages: []
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 883e378..6a69d97 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -132,7 +132,7 @@ jobs:
 
     # Setup sccache with comprehensive GitHub cache service resilience
     - name: Run sccache-cache
-      uses: mozilla-actions/sccache-action@v0.0.9
+      uses: mozilla-actions/sccache-action@v0.0.10
       continue-on-error: true
       id: sccache
       with:
@@ -475,7 +475,7 @@ jobs:
     # Upload test results to Codecov for Test Analytics
     - name: Upload test results to Codecov
       if: ${{ !cancelled() }}
-      uses: codecov/codecov-action@v5
+      uses: codecov/codecov-action@v6
       continue-on-error: true
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
@@ -526,7 +526,7 @@ jobs:
         
     - uses: dtolnay/rust-toolchain@master
       with:
-        toolchain: 1.75.0
+        toolchain: 1.89.0
     - uses: Swatinem/rust-cache@v2
     - name: Check MSRV with sccache fallback
       shell: bash
diff --git a/.github/workflows/master-pipeline.yml b/.github/workflows/master-pipeline.yml
index 5bba540..2ba210c 100644
--- a/.github/workflows/master-pipeline.yml
+++ b/.github/workflows/master-pipeline.yml
@@ -88,7 +88,7 @@ jobs:
 
       # Setup sccache with comprehensive resilience for GitHub cache service outages
       - name: Run sccache-cache
-        uses: mozilla-actions/sccache-action@v0.0.9
+        uses: mozilla-actions/sccache-action@v0.0.10
         continue-on-error: true
         id: sccache
         with:
@@ -463,7 +463,7 @@ jobs:
           RUSTC_WRAPPER: ""  # Disable sccache for coverage to avoid conflicts
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           files: ./cobertura.xml
           use_oidc: true
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index 0a40a34..bfcbb25 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -225,7 +225,7 @@ jobs:
     - name: Comment audit summary on PR
       if: github.event_name == 'pull_request' && github.event.pull_request
       continue-on-error: true
-      uses: actions/github-script@v8
+      uses: actions/github-script@v9
       with:
         script: |
           const fs = require('fs');
@@ -255,7 +255,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Dependency Review
-      uses: actions/dependency-review-action@v4
+      uses: actions/dependency-review-action@v5
       with:
         config-file: './.github/dependency-review-config.yml'
         comment-summary-in-pr: true
diff --git a/Cargo.lock b/Cargo.lock
index 8330356..df17ffb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -108,9 +108,9 @@ checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
 
 [[package]]
 name = "anstream"
-version = "0.6.21"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43d5b281e737544384e969a5ccad3f1cdd24b48086a0fc1b2a5262a26b8f4f4a"
+checksum = "824a212faf96e9acacdbd09febd34438f8f711fb84e09a8916013cd7815ca28d"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -129,9 +129,9 @@ checksum = "5192cca8006f1fd4f7237516f40fa183bb07f8fbdfedaa0036de5ea9b0b45e78"
 
 [[package]]
 name = "anstyle-parse"
-version = "0.2.7"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e7644824f0aa2c7b9384579234ef10eb7efb6a0deb83f9630a49594dd9c15c2"
+checksum = "52ce7f38b242319f7cabaa6813055467063ecdc9d355bbb4ce0c68908cd8130e"
 dependencies = [
  "utf8parse",
 ]
@@ -604,6 +604,17 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
+[[package]]
+name = "chacha20"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.3.0",
+ "rand_core 0.10.1",
+]
+
 [[package]]
 name = "chrono"
 version = "0.4.44"
@@ -647,9 +658,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.60"
+version = "4.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2797f34da339ce31042b27d23607e051786132987f595b02ba4f6a6dffb7030a"
+checksum = "1ddb117e43bbf7dacf0a4190fef4d345b9bad68dfc649cb349e7d17d28428e51"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -657,9 +668,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.60"
+version = "4.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24a241312cea5059b13574bb9b3861cabf758b879c15190b37b6d6fd63ab6876"
+checksum = "714a53001bf66416adb0e2ef5ac857140e7dc3a0c48fb28b2f10762fc4b5069f"
 dependencies = [
  "anstream",
  "anstyle",
@@ -669,9 +680,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.55"
+version = "4.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92793da1a46a5f2a02a6f4c46c6496b28c43638adea8306fcb0caa1634f24e5"
+checksum = "f2ce8604710f6733aa641a2b3731eaa1e8b3d9973d5e3565da11800813f997a9"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -895,6 +906,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b2a41393f66f16b0823bb79094d54ac5fbd34ab292ddafb9a0456ac9f87d201"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "criterion"
 version = "0.8.2"
@@ -1575,6 +1595,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "r-efi 6.0.0",
+ "rand_core 0.10.1",
  "wasip2",
  "wasip3",
 ]
@@ -2182,9 +2203,9 @@ checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
 
 [[package]]
 name = "libc"
-version = "0.2.182"
+version = "0.2.186"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6800badb6cb2082ffd7b6a67e6125bb39f18782f793520caee8cb8846be06112"
+checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
 
 [[package]]
 name = "libloading"
@@ -2301,14 +2322,16 @@ dependencies = [
 
 [[package]]
 name = "mac-notification-sys"
-version = "0.6.10"
+version = "0.6.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26053f9919b5b032f327ab94d830f2465c4c88138e9df23c8fcd305060a9b28b"
+checksum = "fd604973958ddcc11b561193c0fb96ba146506ef2f231ef2e7c35fd2cbc9beca"
 dependencies = [
  "cc",
+ "log",
  "objc2 0.6.4",
  "objc2-foundation 0.3.2",
  "time",
+ "uuid",
 ]
 
 [[package]]
@@ -2392,9 +2415,9 @@ checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 
 [[package]]
 name = "mio"
-version = "1.1.1"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a69bcab0ad47271a0234d9422b131806bf3968021e5dc9328caf2d4cd58557fc"
+checksum = "02bd0af71c67b473010cbbc60715ee815645a4dc942899111f494b4b737d6fda"
 dependencies = [
  "libc",
  "log",
@@ -2539,9 +2562,9 @@ dependencies = [
 
 [[package]]
 name = "notify-rust"
-version = "4.12.0"
+version = "4.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21af20a1b50be5ac5861f74af1a863da53a11c38684d9818d82f1c42f7fdc6c2"
+checksum = "c5b4c1b4f2aa9f25f63a7a49d3dd0ed567b3670da15330a66b29434be899b891"
 dependencies = [
  "futures-lite",
  "log",
@@ -3390,15 +3413,15 @@ checksum = "3eb8486b569e12e2c32ad3e204dbaba5e4b5b216e9367044f25f1dba42341773"
 
 [[package]]
 name = "proptest"
-version = "1.10.0"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37566cb3fdacef14c0737f9546df7cfeadbfbc9fef10991038bf5015d0c80532"
+checksum = "4b45fcc2344c680f5025fe57779faef368840d0bd1f42f216291f0dc4ace4744"
 dependencies = [
  "bit-set 0.8.0",
  "bit-vec 0.8.0",
  "bitflags 2.11.0",
  "num-traits",
- "rand 0.9.3",
+ "rand 0.9.4",
  "rand_chacha",
  "rand_xorshift",
  "regex-syntax",
@@ -3463,14 +3486,25 @@ dependencies = [
 
 [[package]]
 name = "rand"
-version = "0.9.3"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ec095654a25171c2124e9e3393a930bddbffdc939556c914957a4c3e0a87166"
+checksum = "44c5af06bb1b7d3216d91932aed5265164bf384dc89cd6ba05cf59a35f5f76ea"
 dependencies = [
  "rand_chacha",
  "rand_core 0.9.5",
 ]
 
+[[package]]
+name = "rand"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2e8e8bcc7961af1fdac401278c6a831614941f6164ee3bf4ce61b7edb162207"
+dependencies = [
+ "chacha20",
+ "getrandom 0.4.2",
+ "rand_core 0.10.1",
+]
+
 [[package]]
 name = "rand_chacha"
 version = "0.9.0"
@@ -3496,6 +3530,12 @@ dependencies = [
  "getrandom 0.3.4",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
+
 [[package]]
 name = "rand_xorshift"
 version = "0.4.0"
@@ -3780,7 +3820,7 @@ dependencies = [
  "criterion",
  "dirs",
  "pretty_assertions",
- "rand 0.9.3",
+ "rand 0.10.1",
  "rustirc-protocol",
  "rustls",
  "rustls-pki-types",
@@ -3900,9 +3940,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.37"
+version = "0.23.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "758025cb5fccfd3bc2fd74708fd4682be41d99e5dff73c377c0646c6012c73a4"
+checksum = "6b92b125634d9b795e7beca796cc790df15a7fb38323bf3196fda83292d06b1f"
 dependencies = [
  "aws-lc-rs",
  "log",
@@ -4064,9 +4104,9 @@ dependencies = [
 
 [[package]]
 name = "serde_spanned"
-version = "1.0.4"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8bbf91e5a4d6315eee45e704372590b30e260ee83af6639d64557f51b067776"
+checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
 dependencies = [
  "serde_core",
 ]
@@ -4078,7 +4118,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "digest",
 ]
 
@@ -4612,9 +4652,9 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.50.0"
+version = "1.52.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "27ad5e34374e03cfffefc301becb44e9dc3c17584f414349ebe29ed26661822d"
+checksum = "8fc7f01b389ac15039e4dc9531aa973a135d7a4135281b12d7c1bc79fd57fffe"
 dependencies = [
  "bytes",
  "libc",
@@ -4629,9 +4669,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "2.6.1"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c55a2eff8b69ce66c84f85e1da1c233edc36ceb85a2058d11b0d6a3c7e7569c"
+checksum = "385a6cb71ab9ab790c5fe8d67f1645e6c450a7ce006a33de03daa956cf70a496"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4684,33 +4724,24 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.9.12+spec-1.1.0"
+version = "1.1.2+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf92845e79fc2e2def6a5d828f0801e29a2f8acc037becc5ab08595c7d5e9863"
+checksum = "81f3d15e84cbcd896376e6730314d59fb5a87f31e4b038454184435cd57defee"
 dependencies = [
  "indexmap",
  "serde_core",
  "serde_spanned",
- "toml_datetime 0.7.5+spec-1.1.0",
+ "toml_datetime",
  "toml_parser",
  "toml_writer",
- "winnow",
+ "winnow 1.0.3",
 ]
 
 [[package]]
 name = "toml_datetime"
-version = "0.7.5+spec-1.1.0"
+version = "1.1.1+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92e1cfed4a3038bc5a127e35a2d360f145e1f4b971b551a2ba5fd7aedf7e1347"
-dependencies = [
- "serde_core",
-]
-
-[[package]]
-name = "toml_datetime"
-version = "1.0.0+spec-1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32c2555c699578a4f59f0cc68e5116c8d7cabbd45e1409b989d4be085b53f13e"
+checksum = "3165f65f62e28e0115a00b2ebdd37eb6f3b641855f9d636d3cd4103767159ad7"
 dependencies = [
  "serde_core",
 ]
@@ -4722,25 +4753,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7193cbd0ce53dc966037f54351dbbcf0d5a642c7f0038c382ef9e677ce8c13f2"
 dependencies = [
  "indexmap",
- "toml_datetime 1.0.0+spec-1.1.0",
+ "toml_datetime",
  "toml_parser",
- "winnow",
+ "winnow 0.7.15",
 ]
 
 [[package]]
 name = "toml_parser"
-version = "1.0.9+spec-1.1.0"
+version = "1.1.2+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "702d4415e08923e7e1ef96cd5727c0dfed80b4d2fa25db9647fe5eb6f7c5a4c4"
+checksum = "a2abe9b86193656635d2411dc43050282ca48aa31c2451210f4202550afb7526"
 dependencies = [
- "winnow",
+ "winnow 1.0.3",
 ]
 
 [[package]]
 name = "toml_writer"
-version = "1.0.6+spec-1.1.0"
+version = "1.1.1+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab16f14aed21ee8bfd8ec22513f7287cd4a91aa92e44edfe2c17ddd004e92607"
+checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
 
 [[package]]
 name = "tracing"
@@ -4788,9 +4819,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.22"
+version = "0.3.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f30143827ddab0d256fd843b7a66d164e9f271cfa0dde49142c5ca0ca291f1e"
+checksum = "cb7f578e5945fb242538965c2d0b04418d38ec25c79d160cd279bf0731c8d319"
 dependencies = [
  "matchers",
  "nu-ansi-term",
@@ -5248,9 +5279,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "1.0.6"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cfaf3c063993ff62e73cb4311efde4db1efb31ab78a3e5c457939ad5cc0bed"
+checksum = "bf85cb06032201fa7c6f829d7db5a7e5aa45bcc0655327713065f6f0576731bf"
 dependencies = [
  "rustls-pki-types",
 ]
@@ -6024,6 +6055,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winnow"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0592e1c9d151f854e6fd382574c3a0855250e1d9b2f99d9281c6e6391af352f1"
+
 [[package]]
 name = "winsafe"
 version = "0.0.19"
@@ -6222,7 +6259,7 @@ dependencies = [
  "uds_windows",
  "uuid",
  "windows-sys 0.61.2",
- "winnow",
+ "winnow 0.7.15",
  "zbus_macros",
  "zbus_names",
  "zvariant",
@@ -6250,7 +6287,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ffd8af6d5b78619bab301ff3c560a5bd22426150253db278f164d6cf3b72c50f"
 dependencies = [
  "serde",
- "winnow",
+ "winnow 0.7.15",
  "zvariant",
 ]
 
@@ -6315,7 +6352,7 @@ dependencies = [
  "endi",
  "enumflags2",
  "serde",
- "winnow",
+ "winnow 0.7.15",
  "zvariant_derive",
  "zvariant_utils",
 ]
@@ -6343,7 +6380,7 @@ dependencies = [
  "quote",
  "serde",
  "syn 2.0.117",
- "winnow",
+ "winnow 0.7.15",
 ]
 
 [[patch.unused]]
diff --git a/Cargo.toml b/Cargo.toml
index a34c54c..e53ddd1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ rustdoc-args = ["--cfg", "docsrs"]
 
 [workspace.dependencies]
 # Async runtime
-tokio = { version = "1.49", features = ["full"] }
+tokio = { version = "1.52", features = ["full"] }
 tokio-rustls = "0.26"
 
 # TLS
@@ -27,7 +27,7 @@ webpki-roots = "1.0"
 # Serialization
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.148"
-toml = "0.9"
+toml = "1.0"
 
 # Error handling
 anyhow = "1.0"
@@ -35,7 +35,7 @@ thiserror = "2.0"
 
 # Logging
 tracing = "0.1.44"
-tracing-subscriber = { version = "0.3.22", features = ["env-filter"] }
+tracing-subscriber = { version = "0.3.23", features = ["env-filter"] }
 
 # Text processing
 regex = "1.12.1"
@@ -59,19 +59,19 @@ mlua = { version = "0.11", features = ["lua54", "vendored", "async", "send"] }
 
 # Testing
 mockall = "0.13"
-proptest = "1.9"
+proptest = "1.11"
 tokio-test = "0.4"
 pretty_assertions = "1.4"
 criterion = { version = "0.8.1", features = ["html_reports"] }
 
 # CLI
-clap = { version = "4.5.53", features = ["derive"] }
+clap = { version = "4.6.1", features = ["derive"] }
 
 [package]
 name = "rustirc"
 version = "0.4.2"
 edition = "2021"
-rust-version = "1.75.0"
+rust-version = "1.89.0"
 authors = ["RustIRC Contributors"]
 description = "A powerful, modern IRC client combining the best of mIRC, HexChat, and WeeChat"
 documentation = "https://docs.rs/rustirc"
diff --git a/README.md b/README.md
index 0982091..fd531a7 100644
--- a/README.md
+++ b/README.md
@@ -337,7 +337,7 @@ RustIRC is being developed in 7 carefully planned phases over 24-26 weeks:
 
 ### Core Technologies
 
-- **Language**: Rust (Edition 2021, MSRV 1.75.0)
+- **Language**: Rust (Edition 2021, MSRV 1.89.0)
 - **Async Runtime**: Tokio (multi-threaded, work-stealing)
 - **GUI Framework**: Enhanced Iced 0.14.0 with Material Design 3
   - WGPU backend for GPU acceleration
diff --git a/clippy.toml b/clippy.toml
index 74a8545..3ab2816 100644
--- a/clippy.toml
+++ b/clippy.toml
@@ -1,7 +1,7 @@
 # RustIRC Clippy Configuration
 
 # Set MSRV for clippy
-msrv = "1.75.0"
+msrv = "1.89.0"
 
 # Lint configuration
 avoid-breaking-exported-api = true
diff --git a/crates/rustirc-core/Cargo.toml b/crates/rustirc-core/Cargo.toml
index a5b8659..3fd5675 100644
--- a/crates/rustirc-core/Cargo.toml
+++ b/crates/rustirc-core/Cargo.toml
@@ -19,7 +19,7 @@ rustls = "0.23"
 tokio-rustls = "0.26"
 rustls-pki-types = "1.13.2"
 webpki-roots = "1.0"
-rand = "0.9"
+rand = "0.10"
 base64 = "0.22"
 zeroize = { version = "1.8", features = ["zeroize_derive"] }
 
diff --git a/crates/rustirc-core/src/recovery.rs b/crates/rustirc-core/src/recovery.rs
index a6ba916..9fe51fe 100644
--- a/crates/rustirc-core/src/recovery.rs
+++ b/crates/rustirc-core/src/recovery.rs
@@ -264,9 +264,7 @@ impl ConnectionRecovery {
 
         // Add jitter if enabled
         if self.config.jitter {
-            use rand::Rng;
-            let mut rng = rand::rng();
-            let jitter_factor = rng.random_range(0.8..1.2);
+            let jitter_factor = rand::random_range(0.8..1.2);
             delay *= jitter_factor;
         }
 
diff --git a/crates/rustirc-gui/src/components/organisms/rich_text_editor.rs b/crates/rustirc-gui/src/components/organisms/rich_text_editor.rs
index 69082d6..0bc8563 100644
--- a/crates/rustirc-gui/src/components/organisms/rich_text_editor.rs
+++ b/crates/rustirc-gui/src/components/organisms/rich_text_editor.rs
@@ -468,7 +468,7 @@ impl RichTextEditor {
         }
 
         // Add remaining emojis if any
-        if COMMON_EMOJIS.len() % emojis_per_row != 0 {
+        if !COMMON_EMOJIS.len().is_multiple_of(emojis_per_row) {
             emoji_grid = emoji_grid.push(container(current_row).padding([0, 8]));
         }
 
diff --git a/crates/rustirc-tui/src/state.rs b/crates/rustirc-tui/src/state.rs
index 9de33e6..0b3c5f4 100644
--- a/crates/rustirc-tui/src/state.rs
+++ b/crates/rustirc-tui/src/state.rs
@@ -721,7 +721,7 @@ impl TuiState {
 
         // Log timestamp update for debugging
         let total_seconds = epoch_duration.as_secs();
-        if total_seconds % 60 == 0 {
+        if total_seconds.is_multiple_of(60) {
             // Every minute
             println!("Timestamp update: {total_seconds} seconds since UNIX_EPOCH");
         }
diff --git a/docs/development/getting-started.md b/docs/development/getting-started.md
index 9073f77..be9467c 100644
--- a/docs/development/getting-started.md
+++ b/docs/development/getting-started.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- Rust 1.75.0 or later
+- Rust 1.89.0 or later
 - Git
 - C compiler (for some dependencies)
 - pkg-config (Linux/macOS)
@@ -265,7 +265,7 @@ cargo doc --document-private-items --open
 ### Common Issues
 
 #### Compilation Errors
-- Ensure Rust version is 1.75.0+: `rustup update`
+- Ensure Rust version is 1.89.0+: `rustup update`
 - Clean build: `cargo clean && cargo build`
 - Update dependencies: `cargo update`
 
diff --git a/docs/technology-stack.md b/docs/technology-stack.md
index 4a6e3cf..1b950af 100644
--- a/docs/technology-stack.md
+++ b/docs/technology-stack.md
@@ -217,7 +217,7 @@
 ## Version Policy
 
 ### Rust Version
-- **MSRV**: 1.75.0
+- **MSRV**: 1.89.0
   - Stable channel primary
   - Beta channel for testing
   - Feature flags for newer features