diff --git a/compose.yml b/compose.yml
index 7392be0..c700cde 100644
--- a/compose.yml
+++ b/compose.yml
@@ -43,7 +43,7 @@ services:
       start_period: 2m
 
   app:
-    image: "matrixdotorg/synapse:v1.155.0"
+    image: "matrixdotorg/synapse:v1.156.0"
     volumes:
       - "data:/data"
     secrets: