diff --git a/podman-matrix/container-compose.yml b/podman-matrix/container-compose.yml
index e6c7601..5fb97a9 100644
--- a/podman-matrix/container-compose.yml
+++ b/podman-matrix/container-compose.yml
@@ -6,7 +6,7 @@ services:
     volumes:
       - matrixdotorg_synapse-pgsql:/var/lib/postgresql/data/:Z
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      test: ["CMD-SHELL", "pg_isready -U synapse"]
       interval: 5s
       timeout: 5s
       retries: 5