diff --git a/Dockerfile b/Dockerfile
index ccfa619..108b96c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG SYNAPSE_VERSION=1.77.0
+ARG SYNAPSE_VERSION=1.78.0
 ARG HARDENED_MALLOC_VERSION=11
 ARG UID=991
 ARG GID=991