diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 28f0fe1..96be5b1 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -13,7 +13,9 @@ jobs:
         uses: actions/checkout@v2
       - name: Set output
         id: vars
-        run: echo ::set-output name=tag::${GITHUB_REF#refs/*/}
+        run: |
+          RELEASE_VERSION_WITHOUT_V="$(cut -d'v' -f2 <<< ${GITHUB_REF#refs/*/})"
+          echo ::set-output name=tag::$RELEASE_VERSION_WITHOUT_V
       - name: Check output
         env:
           RELEASE_VERSION: ${{ steps.vars.outputs.tag }}