diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index 1f26d44..f4b3f10 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -46,7 +46,7 @@ jobs:
       - name: Assert
         run: |
           ls -la ./test
-          ./test/assertFileContains ./output.properties "sonar.projectBaseDir=.*/baseDir"
+          ./test/assertFileContains.sh ./output.properties "sonar.projectBaseDir=.*/baseDir"
 #  sonarHostUrlRequiredTest:
 #    name: >
 #      'SONAR_HOST_URL' is required
diff --git a/Dockerfile b/Dockerfile
index 512e1e5..cd367c1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,12 @@ ENV LC_ALL="C.UTF-8"
 
 WORKDIR /opt
 
-USER 0
+USER root
+
+COPY test/assertFileExists.sh /test/assertFileExists.sh
+COPY test/assertFileContains.sh /test/assertFileContains.sh
+RUN chmod 755 /test/assertFileExists.sh
+RUN chmod 755 /test/assertFileContains.sh
 
 # Prepare entrypoint
 COPY entrypoint.sh /entrypoint.sh
diff --git a/test/assertFileContains b/test/assertFileContains.sh
similarity index 100%
rename from test/assertFileContains
rename to test/assertFileContains.sh
diff --git a/test/assertFileExists b/test/assertFileExists.sh
similarity index 100%
rename from test/assertFileExists
rename to test/assertFileExists.sh