diff --git a/clientapi/auth/storage/devices/storage_test.go b/clientapi/auth/storage/devices/storage_test.go
index 550d666ec..04789a106 100644
--- a/clientapi/auth/storage/devices/storage_test.go
+++ b/clientapi/auth/storage/devices/storage_test.go
@@ -28,7 +28,7 @@ func init() {
 	}
 
 	if insideCi {
-		dataSource = "postgres://postgres@postgres/dendrite_device?sslmode=disable"
+		dataSource = "postgres://postgres@localhost/dendrite_device?sslmode=disable"
 	} else if insideDocker {
 		dataSource = "postgres://dendrite:itsasecret@postgres/dendrite_device?sslmode=disable"
 	} else {
diff --git a/syncapi/storage/output_room_events_table_test.go b/syncapi/storage/output_room_events_table_test.go
index a031ac969..9b66173ce 100644
--- a/syncapi/storage/output_room_events_table_test.go
+++ b/syncapi/storage/output_room_events_table_test.go
@@ -29,7 +29,7 @@ func init() {
 	}
 
 	if insideCi {
-		dataSource = "postgres://postgres@postgres/dendrite_syncapi?sslmode=disable"
+		dataSource = "postgres://postgres@localhost/dendrite_syncapi?sslmode=disable"
 	} else if insideDocker {
 		dataSource = "postgres://dendrite:itsasecret@postgres/dendrite_syncapi?sslmode=disable"
 	} else {