diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8164c61f1ac545bf0361ee0c2e44208d8c3dd792..8f109505527e6e3fc7fd3a74cb04329534ff4146 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,7 +9,7 @@ stages:
 before_script:
   - export GNOW=$(date +"%Y%m%d")
   - export NOW=$(date +"%Y%m%d-%H%M%S")
-  - export TAR_NAME_POSTFIX=$CI_PIPELINE_ID
+  - export TAR_NAME_POSTFIX=$GNOW-$CI_PIPELINE_ID
   - export NIGHTLY_NAME=chaos_distrib-$CI_JOB_NAME-$GNOW.tar.gz
   - export MERGE_COMMENT="non-regression-$NOW-$CI_COMMIT_REF_NAME-${CI_PIPELINE_ID}"
   - export SYS=`uname -s`