Fix server version
diff --git a/server/server_version.py b/server/server_version.py
index dccc7b0..ad04347 100644
--- a/server/server_version.py
+++ b/server/server_version.py
@@ -1,2 +1,2 @@
 # This file is generated by server/update_version.sh
-PONYMAIL_SERVER_VERSION = '7b8cb11'
+PONYMAIL_SERVER_VERSION = '218c4f5'