diff --git a/.github/workflows/silabs-open-csa-pr.yaml b/.github/workflows/silabs-open-csa-pr.yaml
index 0dbec6a83f..77d564ab35 100644
--- a/.github/workflows/silabs-open-csa-pr.yaml
+++ b/.github/workflows/silabs-open-csa-pr.yaml
@@ -28,6 +28,5 @@ jobs:
               uses: peter-evans/create-pull-request@v7
               with:
                   branch: automation/update_main
-                  base: main
                   title: "Sync csa branch with main"
                   body: "This PR syncs the csa branch with the main branch."