diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4cbcac85c..1f8564ff0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -77,10 +77,10 @@ stages:
                 cargo test -p $crate; \
             done
 
-test 1.28:
-  # 1.28 img
+.test 1.31:
+  # 1.31 img
   # https://hub.docker.com/_/rust/
-  image: "rust:1.28-slim"
+  image: "rust:1.31-slim"
   <<: *cargo_test
 
 test stable: