diff --git a/postgresql/_dumps/Makefile b/postgresql/_dumps/Makefile
index a2a87d9f08cd00dc2d580b804bb383d11b7fd08c..8002c5eb311fdc1ce7cc37be83d2caac3ec5d50b 100644
--- a/postgresql/_dumps/Makefile
+++ b/postgresql/_dumps/Makefile
@@ -1,2 +1,2 @@
 all:
-	cat structs.sql | psql -Uupperio upperio_tests
+	cat structs.sql | PGPASSWORD="upperio" psql -Uupperio upperio_tests