diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ea6611947..68644660c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: elixir:1.10.3
+image: elixir:1.9.4
 
 variables: &global_variables
   POSTGRES_DB: pleroma_test