diff --git a/.circleci/config.yml b/.circleci/config.yml
index 33504e2..f4f886b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -10,7 +10,7 @@ executors:
   # also be updated.
   golang:
     docker:
-    - image: circleci/golang:1.14
+    - image: circleci/golang:1.15
 
 jobs:
   test:
diff --git a/.promu.yml b/.promu.yml
index b540fd6..b21fc3a 100644
--- a/.promu.yml
+++ b/.promu.yml
@@ -1,5 +1,5 @@
 go:
-  version: 1.14
+  version: 1.15
   cgo: true
 repository:
     path: github.com/treydock/cgroup_exporter
diff --git a/go.mod b/go.mod
index 94c52aa..79e21f9 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/treydock/cgroup_exporter
 
-go 1.14
+go 1.15
 
 require (
 	github.com/containerd/cgroups v0.0.0-20200824123100-0b889c03f102