diff --git a/src/ci/github-actions/ci.yml b/src/ci/github-actions/ci.yml
index 6e4b0b0c2c3..42ce0576d49 100644
--- a/src/ci/github-actions/ci.yml
+++ b/src/ci/github-actions/ci.yml
@@ -264,6 +264,9 @@ on:
     branches:
       - "**"
 
+permissions:
+  contents: read
+
 defaults:
   run:
     # On Linux, macOS, and Windows, use the system-provided bash as the default