diff --git a/Dockerfile.dapper b/Dockerfile.dapper
index 87c747935a..35e79d1913 100644
--- a/Dockerfile.dapper
+++ b/Dockerfile.dapper
@@ -1,4 +1,4 @@
-FROM golang:1.12.9-alpine3.10
+FROM golang:1.13.1-alpine3.10
 
 RUN apk -U --no-cache add bash git gcc musl-dev docker vim less file curl wget ca-certificates jq linux-headers zlib-dev tar zip squashfs-tools npm coreutils \
     python3 py3-pip python3-dev openssl-dev libffi-dev libseccomp libseccomp-dev make
@@ -29,4 +29,3 @@ WORKDIR ${DAPPER_SOURCE}
 
 ENTRYPOINT ["./scripts/entry.sh"]
 CMD ["ci"]
-
diff --git a/Dockerfile.sonobuoy.dapper b/Dockerfile.sonobuoy.dapper
index 9935627e6a..6102159925 100644
--- a/Dockerfile.sonobuoy.dapper
+++ b/Dockerfile.sonobuoy.dapper
@@ -1,4 +1,4 @@
-FROM golang:1.12.9-alpine3.10
+FROM golang:1.13.1-alpine3.10
 
 RUN apk -U --no-cache add bash git gcc musl-dev docker curl jq coreutils
 RUN go get -d github.com/heptio/sonobuoy && \
diff --git a/go.mod b/go.mod
index e7c197b1d7..b316ce7af2 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/rancher/k3s
 
-go 1.12
+go 1.13
 
 replace (
 	github.com/containerd/btrfs => github.com/containerd/btrfs v0.0.0-20181101203652-af5082808c83