diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c647ec141a5cc246bde3e2d80555d0b890a86ebb..ec8c79c0c0f559b9dd1aa98bc3072ff780817d91 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -143,23 +143,6 @@ upload/SUSE/15.2:
   dependencies:
     - build/sles/15.2
 
-build/sles/15.1:
-  <<: *build
-  variables:
-    DOCKER_IMAGE: sles/15.1
-
-test/sles/15.1:
-  <<: *test
-  variables:
-    DOCKER_IMAGE: sles/15.1
-  dependencies:
-    - build/sles/15.1
-
-upload/SUSE/15.1:
-  <<: *upload
-  dependencies:
-    - build/sles/15.1
-
 build/sles/12.5:
   <<: *build
   variables: