diff --git a/.github/workflows/cd.yaml b/.github/workflows/cd.yaml
index f5f5b21..553f02a 100644
--- a/.github/workflows/cd.yaml
+++ b/.github/workflows/cd.yaml
@@ -2,6 +2,7 @@ name: CD
 
 on:
   push:
+    branches: [ main ]
     paths:
       - 'VERSION'
 
@@ -21,4 +22,4 @@ jobs:
     uses: jeffersonlab/container-workflows/.github/workflows/docker-publish.yaml@v2
     with:
       semvertag: ${{ needs.release.outputs.semvertag }}
-    secrets: inherit
\ No newline at end of file
+    secrets: inherit