diff --git a/Dockerfile b/Dockerfile
index fdd7ce5b7..242472f7c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # The runatlantis/atlantis-base is created by docker-base/Dockerfile.
-FROM runatlantis/atlantis-base:v3.0
+FROM runatlantis/atlantis-base:v3.1
 LABEL authors="Anubhav Mishra, Luke Kysow"
 
 # install terraform binaries
diff --git a/docker-base/Dockerfile b/docker-base/Dockerfile
index d67044b88..b44e6086c 100644
--- a/docker-base/Dockerfile
+++ b/docker-base/Dockerfile
@@ -1,7 +1,7 @@
 # This Dockerfile builds our base image with gosu, dumb-init and the atlantis
 # user. We split this from the main Dockerfile because this base doesn't change
 # and also because it kept breaking the build due to flakiness.
-FROM alpine:3.9
+FROM alpine:3.10
 LABEL authors="Anubhav Mishra, Luke Kysow"
 
 # We use gosu to step down from root and run as the atlantis user so we need