diff --git a/backend/testutils/testdb/testdb.go b/backend/testutils/testdb/testdb.go
index 9a4b978..50f4f37 100644
--- a/backend/testutils/testdb/testdb.go
+++ b/backend/testutils/testdb/testdb.go
@@ -33,6 +33,9 @@ func dbHost() string {
 	if h := os.Getenv("TEST_DB_HOST"); h != "" {
 		return h
 	}
+	if h := os.Getenv("POSTGRES_HOST"); h != "" {
+		return h
+	}
 	return "localhost"
 }