diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed9d4df..839a720 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -65,6 +65,7 @@
 - [#195](https://github.com/pusher/outh2_proxy/pull/195) Add `-banner` flag for overriding the banner line that is displayed (@steakunderscore)
 - [#198](https://github.com/pusher/outh2_proxy/pull/198) Switch from gometalinter to golangci-lint (@steakunderscore)
 - [#159](https://github.com/pusher/oauth2_proxy/pull/159) Add option to skip the OIDC provider verified email check: `--insecure-oidc-allow-unverified-email`
+- [#210](https://github.com/pusher/oauth2_proxy/pull/210) Update base image from Alpine 3.9 to 3.10 (@steakunderscore)
 
 # v3.2.0
 
diff --git a/Dockerfile b/Dockerfile
index 757a1f5..53fca88 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ RUN dep ensure --vendor-only
 RUN ./configure && make build && touch jwt_signing_key.pem
 
 # Copy binary to alpine
-FROM alpine:3.9
+FROM alpine:3.10
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/oauth2_proxy /bin/oauth2_proxy
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/jwt_signing_key.pem /etc/ssl/private/jwt_signing_key.pem
diff --git a/Dockerfile.arm64 b/Dockerfile.arm64
index f4bf495..1db9050 100644
--- a/Dockerfile.arm64
+++ b/Dockerfile.arm64
@@ -21,7 +21,7 @@ RUN dep ensure --vendor-only
 RUN ./configure && GOARCH=arm64 make build && touch jwt_signing_key.pem
 
 # Copy binary to alpine
-FROM arm64v8/alpine:3.9
+FROM arm64v8/alpine:3.10
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/oauth2_proxy /bin/oauth2_proxy
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/jwt_signing_key.pem /etc/ssl/private/jwt_signing_key.pem
diff --git a/Dockerfile.armv6 b/Dockerfile.armv6
index 32bb124..40cc5f5 100644
--- a/Dockerfile.armv6
+++ b/Dockerfile.armv6
@@ -21,7 +21,7 @@ RUN dep ensure --vendor-only
 RUN ./configure && GOARCH=arm GOARM=6 make build && touch jwt_signing_key.pem
 
 # Copy binary to alpine
-FROM arm32v6/alpine:3.9
+FROM arm32v6/alpine:3.10
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/oauth2_proxy /bin/oauth2_proxy
 COPY --from=builder /go/src/github.com/pusher/oauth2_proxy/jwt_signing_key.pem /etc/ssl/private/jwt_signing_key.pem