diff --git a/compose.timescaledb.grafana.yml b/compose.timescaledb.grafana.yml
index 6a1c078..f5d6994 100644
--- a/compose.timescaledb.grafana.yml
+++ b/compose.timescaledb.grafana.yml
@@ -7,7 +7,7 @@ services:
       POSTGRES_PASSWORD: ${PG_PASSWORD}
       POSTGRES_DB: ${PG_DB}
     ports:
-      - "5433:5433"
+      - "5433:5432"
     networks:
       - internal
     volumes: