diff --git a/.github/workflows/build-action.yaml b/.github/workflows/build-action.yaml
index d8771a2..28539ca 100644
--- a/.github/workflows/build-action.yaml
+++ b/.github/workflows/build-action.yaml
@@ -29,5 +29,5 @@ jobs:
           distribution: "adopt"
       - uses: ./
         with:
-          maven-version: ${{ matrix.maven_version }
+          maven-version: ${{ matrix.maven_version }}
       - run: mvn -v