diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 83ab25c78b811e2fcf06e1a19ee5fe2b1885dd9a..fa32d35cc28f6130b7be3f3c5e714f227ec69eb7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -33,6 +33,6 @@ build:
 test:
   stage: test
   before_script:
-    - apt update -qy && apt -y install python3-colorama python3-psutil
+    - apt clean && apt update -qy && apt -y install python3-colorama python3-psutil
   script:
     - python3 test/test.py "$EXEC_NAME"