diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index f93cd0b04d50a..e1ec04bf156c7 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -7,7 +7,7 @@ on:
     branches: [ "master" ]
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [ "master", "java21", "fibers" ]
+    branches: [ "master", "java21" ]
   workflow_dispatch:
     inputs:
       reference: