diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6dc449cd17ca42a70d7ba5578215f5501e24d5f2..cf9d562894a1e3173458459a3867b79476ac276a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: ralfjung/opam-ci:latest
+image: ralfjung/opam-ci:opam2
 
 stages:
   - build