diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2d4ce7a374f801c1e3e7b77c059e3198c9fc28ac..f92b3dd163c91f116e1437b3a7fedf6b7591a925 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -20,7 +20,7 @@ build-gcc64:
     - /builds/mpim-sw/cdo
     exclude:
     - /builds/mpim-sw/cdo/.git/**/*
-    expire_in: 5min
+    expire_in: 1 week
   tags:
     - xen, mistral
   only:
@@ -54,7 +54,7 @@ build-intel18:
     - /builds/mpim-sw/cdo
     exclude:
     - /builds/mpim-sw/cdo/.git/**/*
-    expire_in: 5min
+    expire_in: 1 week
   tags:
     - xen, mistral
   only: