diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 48503208e..a529bb0b7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: elixir:1.4
+image: elixir:1.5
 
 services:
   - postgres:9.6.2