diff --git a/Dockerfile b/Dockerfile
index 4a2cd1e..f75b126 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM thallian/confd-env:latest
 
-ENV VERSION v0.18.2-rc3
+ENV VERSION v0.18.2-rc4
 
 RUN addgroup -g 2222 synapse
 RUN adduser -h /var/lib/synapse -u 2222 -D -G synapse synapse