diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 83972b9..1052288 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -58,7 +58,7 @@ jobs:
 
       - name: Sign image with a key
         run: |
-          cosign sign --yes --key env://COSIGN_PRIVATE_KEYTAGS ${{ env.IMAGE_REGISTRY }}/${{ steps.build_image.outputs.image }}@${DIGEST}
+          cosign sign --yes --key env://COSIGN_PRIVATE_KEY ${{ env.IMAGE_REGISTRY }}/${{ steps.build_image.outputs.image }}@${DIGEST}
         env:
           DIGEST: ${{ steps.push.outputs.digest }}
           COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }}