diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b51a6cda3a062145c8da1b91b179329f2a2be297..97674917eede45f80c0d1c94c9b1681b466e2d5f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -92,7 +92,7 @@ pep8:
     paths:
     - data/${PREF}/*.txt
     - output_${PREF}.log
-    expire_in: 1 hour
+    expire_in: 1 week
   rules:
     - if: $CI_PIPELINE_SOURCE == "schedule" && $COMPILE_DOCKER == null