diff --git a/.github/workflows/build-builder-image.yml b/.github/workflows/build-builder-image.yml
index cc01fe4..7822fc6 100644
--- a/.github/workflows/build-builder-image.yml
+++ b/.github/workflows/build-builder-image.yml
@@ -7,7 +7,7 @@ on:
     - cron: '30 0 * * *'
 
 env:
-  GO_VERSION: 1.20
+  GO_VERSION: "1.20"
 
 jobs: