diff --git a/.github/workflows/post-tag.yaml b/.github/workflows/post-tag.yaml
index 27fa35565c..ff04d05b82 100644
--- a/.github/workflows/post-tag.yaml
+++ b/.github/workflows/post-tag.yaml
@@ -56,7 +56,7 @@ jobs:
 
       - id: go_version
         name: Read go version
-        run: echo "go_version=%(cat .go-version)" >> $GITHUB_OUTPUT
+        run: echo "go_version=$(cat .go-version)" >> $GITHUB_OUTPUT
 
       - name: Install Go (${{ steps.go_version.outputs.go_version }})
         uses: actions/setup-go@v3