diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3840ec45e38d7995f727d7b0b5f15e681dfe4f34..b314ea31a5eb92e6414d74e14c3524ef2b8fa0a2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -57,10 +57,10 @@ default:
 
 tests:
   extends: .test
-  image: golang:${GO_VERSION}
+  image: ${GO_IMAGE}
   parallel:
     matrix:
-      - GO_VERSION: ["1.16", "1.17", "1.18"]
+      - GO_IMAGE: ["golang:1.16", "golang:1.17", "golang:1.18", "goboring/golang:1.16.7b7"]
   after_script:
     - make coverage
   coverage: '/\d+.\d+%/'