diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 06416ec..754bb42 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -29,10 +29,12 @@ jobs:
         uses: actions/cache@v3
         with:
           path: ~/.m2
-          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
+          key: ${{ runner.os }}-m2-${{ hashFiles('MavenBack/**/pom.xml') }}
           restore-keys: |
             ${{ runner.os }}-m2
+        working-directory: MavenBack
 
       # Step 4: Build and test with Maven
       - name: Build and run tests
+        working-directory: MavenBack
         run: mvn clean test