diff --git a/Build/Scripts/runTests.sh b/Build/Scripts/runTests.sh
index 9a9d491..5953d72 100755
--- a/Build/Scripts/runTests.sh
+++ b/Build/Scripts/runTests.sh
@@ -495,7 +495,7 @@ case ${TEST_SUITE} in
         SUITE_EXIT_CODE=$?
         ;;
     composerInstall)
-        COMMAND="composer install"
+        COMMAND="composer install $@"
         ${CONTAINER_BIN} run ${CONTAINER_COMMON_PARAMS} --name composer-install-${SUFFIX} -e COMPOSER_CACHE_DIR=.cache/composer -e COMPOSER_ROOT_VERSION=${COMPOSER_ROOT_VERSION} ${IMAGE_PHP} /bin/sh -c "${COMMAND}"
         SUITE_EXIT_CODE=$?
         ;;