diff --git a/README.md b/README.md
index 2147085..9adba5b 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,4 @@
 
 Use lastest postgres docker from https://hub.docker.com/r/library/postgres/ and run:
 
-        env POSTGRES_DSN="postgres://test:test@192.168.99.100:32771/test?sslmode=disable" go test -v ./...
+        env POSTGRES_DSN="postgres://test:test@192.168.99.100:32771/test?sslmode=disable" go test -v -p=1 ./...