diff --git a/.github/workflows/build-opencv.yml b/.github/workflows/build-opencv.yml
index 1ad02f32..ceca6f5d 100644
--- a/.github/workflows/build-opencv.yml
+++ b/.github/workflows/build-opencv.yml
@@ -20,7 +20,7 @@ jobs:
     - name: Extract tag version
       id: extract_tag
       run: |
-        echo "TAG_VERSION=${GITHUB_REF#refs/tags/opencv-}" >> $GITHUB_ENV
+        echo "TAG_VERSION=${{github.ref_name}}#*opencv-" >> $GITHUB_ENV
         echo "$TAG_VERSION"
         if [ "$TAG_VERSION" != "${{ env.OPENCV_VERSION }}" ]; then
           echo "Error: Tag version (${ env.TAG_VERSION }) does not match OPENCV_VERSION (${ env.OPENCV_VERSION })"