diff --git a/0.15/Dockerfile b/0.15/Dockerfile
index cf2a8c9..1d36f2a 100644
--- a/0.15/Dockerfile
+++ b/0.15/Dockerfile
@@ -4,8 +4,8 @@ MAINTAINER https://github.com/dtandersen/docker_factorio_server
 
 ENV PORT=34197 \
     RCON_PORT=27015 \
-    VERSION=0.15.37 \
-    SHA1=f2a05ee3c0cbe1d7fe5f8928a337b7133aaa70fc
+    VERSION=0.15.40 \
+    SHA1=f79a975f6b8c0ee87e2fa60f7d1f7133f332c3ec
 
 RUN mkdir /opt && \
     apk add --update --no-cache tini pwgen && \
diff --git a/README.md b/README.md
index 1945e9b..5992229 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Factorio [![](https://images.microbadger.com/badges/image/dtandersen/factorio.svg)](https://microbadger.com/images/dtandersen/factorio "Get your own image badge on microbadger.com") [![Docker Pulls](https://img.shields.io/docker/pulls/dtandersen/factorio.svg)](https://hub.docker.com/r/dtandersen/factorio/) [![Docker Stars](https://img.shields.io/docker/stars/dtandersen/factorio.svg)](https://hub.docker.com/r/dtandersen/factorio/)
 
-* `0.15.37`, `0.15`, `latest` [(0.15/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.15/Dockerfile)
-* `0.15.37`, `stable` [(0.15/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.15/Dockerfile)
+* `0.15.40`, `0.15`, `latest` [(0.15/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.15/Dockerfile)
+* `0.15.40`, `stable` [(0.15/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.15/Dockerfile)
 * `0.14.23`, `0.14` [(0.14/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.14/Dockerfile)
 * `0.13.20`, `0.13`  [(0.13/Dockerfile)](https://github.com/dtandersen/docker_factorio_server/blob/master/0.13/Dockerfile)