diff --git a/.github/workflows/validate-openapi.yml b/.github/workflows/validate-openapi.yml
index aff3346..8336290 100644
--- a/.github/workflows/validate-openapi.yml
+++ b/.github/workflows/validate-openapi.yml
@@ -14,6 +14,9 @@ on:
       - '.spectral.yaml'
       - '.github/workflows/validate-openapi.yml'
 
+permissions:
+  contents: read
+
 jobs:
   spectral:
     name: Lint with Spectral