diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bb478fa4..5540c9c6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -20,6 +20,7 @@ build:
         - rm -rf build
         - mkdir -p build
         - cd build
+        - export COVERAGE=true
         - cmake ../DRAMSys
         - make -j 16
         - find . -name "*.o" -type f -delete