diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 24e9fad..95828cd 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -20,7 +20,7 @@ variables:
 
 compile:
   extends: .multitarget
-  image: rust:slim-bullseye
+  image: rust:slim-buster
   stage: native library
   before_script:
     - ./prepare-env.sh