diff --git a/Dockerfile b/Dockerfile
index 73a0213..5f40508 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM java:8-alpine
 
-ARG WATERFALL_BUILD=80
+ARG WATERFALL_BUILD=81
 ARG WATERFALL_URL=https://ci.destroystokyo.com/job/Waterfall/${WATERFALL_BUILD}/artifact/Waterfall-Proxy/bootstrap/target/Waterfall.jar
-ARG WATERFALL_SHA512=78d465c328c5d05a0e451710cffcccb28553212c1c335c613ee88d46581e7a8479e7bf690a7ed349d0441fa97e11c3f0bf8f028327a07a6a9aa43392788f70f4
+ARG WATERFALL_SHA512=557786c68d8d97708bd844b1799cf63df2611bce11747f8ef174917cd2b50e9fb6d5d069c398ab616a6f36d31568c7a3f2cd4741ebb1f02b9cb9b8469628e0f0
 
 WORKDIR /data
 ADD "${WATERFALL_URL}" /srv/waterfall.jar
diff --git a/README.md b/README.md
index a26fd1e..3011b99 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This image includes the [Jenkins build of Waterfall](), "a drag and drop replace
 
 All available tags are always listed [in Docker Hub](https://hub.docker.com/r/icedream/waterfall/tags), the list below explains the maintained tags:
 
-- `latest`, `b80`: Latest version of Waterfall.
+- `latest`, `b81`: Latest version of Waterfall.
 
 Previous builds may also be available as tags in the format `b<number>`, for
 example `b75`.