diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 122ee0917..baa65cb31 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -245,7 +245,7 @@ jobs:
           npm run build-${{ matrix.platform }}-${{ matrix.architecture }}
 
       - name: Code sign bin (Windows)
-        if: matrix.os == 'windows-latest'
+        if: matrix.os == 'windows-latest' && contains(github.ref, 'main')
         run: |
           $certificate_file_name = "${env:TEMP}\certificate.pfx"