diff --git a/.ci_support/environment-integration.yml b/.ci_support/environment-integration.yml
index 36b60e19..fa457878 100644
--- a/.ci_support/environment-integration.yml
+++ b/.ci_support/environment-integration.yml
@@ -19,6 +19,6 @@ dependencies:
 - networkx =3.6.1
 - pydantic =2.13.4
 - pygraphviz =1.14
-- pysqa =0.4.2
+- pysqa =0.4.3
 - pyzmq =27.1.0
 - qe =7.5
diff --git a/.ci_support/environment-mpich.yml b/.ci_support/environment-mpich.yml
index 9016bf06..21fdd6cc 100644
--- a/.ci_support/environment-mpich.yml
+++ b/.ci_support/environment-mpich.yml
@@ -13,5 +13,5 @@ dependencies:
 - networkx =3.6.1
 - pydantic =2.13.4
 - pygraphviz =1.14
-- pysqa =0.4.2
+- pysqa =0.4.3
 - pyzmq =27.1.0
diff --git a/.ci_support/environment-openmpi.yml b/.ci_support/environment-openmpi.yml
index 16419686..9e91e9ac 100644
--- a/.ci_support/environment-openmpi.yml
+++ b/.ci_support/environment-openmpi.yml
@@ -13,5 +13,5 @@ dependencies:
 - networkx =3.6.1
 - pydantic =2.13.4
 - pygraphviz =1.14
-- pysqa =0.4.2
+- pysqa =0.4.3
 - pyzmq =27.1.0
diff --git a/binder/environment.yml b/binder/environment.yml
index 184a480d..5fd40d6b 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -15,5 +15,5 @@ dependencies:
 - mpi4py =4.1.2
 - networkx =3.6.1
 - pygraphviz =1.14
-- pysqa =0.4.2
+- pysqa =0.4.3
 - pyzmq =27.1.0
diff --git a/pyproject.toml b/pyproject.toml
index 2e1348bb..be5587e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,7 +53,7 @@ graphnotebook = [
 ]
 mpi = ["mpi4py==4.1.2"]
 cluster = [
-    "pysqa==0.4.2",
+    "pysqa==0.4.3",
     "h5py==3.16.0",
 ]
 validation = [
@@ -61,7 +61,7 @@ validation = [
 ]
 all = [
     "mpi4py==4.1.2",
-    "pysqa==0.4.2",
+    "pysqa==0.4.3",
     "h5py==3.16.0",
     "pydantic==2.13.4",
     "pygraphviz==1.14",