diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1313efb..eb874d4 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,7 +5,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/golang:1.9
+      - image: circleci/golang:1.12
     steps:
       - checkout
       - run: make