diff --git a/Dockerfile b/Dockerfile
index f710e40..13b244a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # base golang image
-ARG GOVER="1.12.4-alpine3.9"
+ARG GOVER="1.15.6-alpine3.12"
 FROM golang:${GOVER} as golang
 
 ARG REPO
diff --git a/Makefile b/Makefile
index ca3c200..abdabca 100644
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,7 @@ BUILDERTAG = $(IMGTAG)-builder
 BINDIR ?= bin
 BINARY ?= $(BINDIR)/aws-asg-roller-$(OS)-$(ARCH)
 
-GOVER ?= 1.12.4-alpine3.9
+GOVER ?= 1.15.6-alpine3.12
 
 GO ?= GOOS=$(OS) GOARCH=$(ARCH) GO111MODULE=on CGO_ENABLED=0