diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a9756da15c..2c59d7d6fa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -960,20 +960,21 @@ mutexatomics:sid:amd64:
   <<: *debian_sid_amd64_image
   <<: *build_job
 
-#system:mutexatomics:sid:amd64:
-#  <<: *debian_sid_amd64_image
-#  <<: *system_test_job
-#  dependencies:
-#    - mutexatomics:sid:amd64
-#    - mutexatomics:sid:amd64
-#  allow_failure: true
+system:mutexatomics:sid:amd64:
+  <<: *debian_sid_amd64_image
+  <<: *system_test_job
+  dependencies:
+    - mutexatomics:sid:amd64
+  needs: ["mutexatomics:sid:amd64"]
+  allow_failure: true
 
-#unit:mutexatomics:sid:amd64:
-#  <<: *debian_sid_amd64_image
-#  <<: *unit_test_job
-#  dependencies:
-#    - mutexatomics:sid:amd64
-#  allow_failure: true
+unit:mutexatomics:sid:amd64:
+  <<: *debian_sid_amd64_image
+  <<: *unit_test_job
+  dependencies:
+    - mutexatomics:sid:amd64
+  needs: ["mutexatomics:sid:amd64"]
+  allow_failure: true
 
 # Jobs for Clang builds on Debian Stretch (amd64)