diff --git a/.github/workflows/publish-docs.yml b/.github/workflows/publish-docs.yml
index cee51f40..2584262f 100644
--- a/.github/workflows/publish-docs.yml
+++ b/.github/workflows/publish-docs.yml
@@ -31,7 +31,7 @@ jobs:
         run: echo "version=$(node -p "require('./packages/jspsych/package.json').version")" >> "$GITHUB_ENV"
 
       - name: Select only major version
-        run: echo "version_major=${{ env.version }}" | awk -F. '{print $1"."x}' >> "$GITHUB_ENV"
+        run: echo "version_major=${{ env.version }}" | awk -F. '{print "v"$1}' >> "$GITHUB_ENV"
 
       - name: Config git
         run: |