diff --git a/docker/build/action.yaml b/docker/build/action.yaml
index ea5c3fd..82a9e46 100644
--- a/docker/build/action.yaml
+++ b/docker/build/action.yaml
@@ -20,5 +20,5 @@ runs:
     - name: Build image
       run: |
         TAG=$([ -n "${{inputs.tag}}" ] && echo "${{inputs.tag}}" || [ "$GITHUB_REF" == "refs/heads/develop" ] && echo "latest" || echo "$GITHUB_REF_NAME" | sed -E "s/[_/]/-/g")
-        REG=$("${{inputs.registry}}" | sed -E "s%https?://%%gi"))
+        REG=$("${{inputs.registry}}" | sed -E "s%https?://%%gi")
         docker build --no-cache -t "$REG/${{inputs.image}}:$TAG" .