diff --git a/openjpa-project/BUILDING.txt b/openjpa-project/BUILDING.txt
index b270148..f36acb6 100644
--- a/openjpa-project/BUILDING.txt
+++ b/openjpa-project/BUILDING.txt
@@ -198,4 +198,4 @@
 -ea -Dopenjpa.ConnectionDriverName=com.mysql.jdbc.Driver -Dopenjpa.ConnectionURL=jdbc:mysql://localhost:3306/openjpatst -Dopenjpa.ConnectionUserName=openjpatst -Dopenjpa.ConnectionPassword=openjpatst
 
 Running against a PostgreSQL Docker installation:
--ea -Dopenjpa.ConnectionDriverName=org.postgresql.Driver -Dopenjpa.ConnectionURL=jdbc:postgresql://localhost/openjpatst -Dopenjpa.ConnectionUserName=postgres -Dopenjpa.ConnectionPassword=postgres
\ No newline at end of file
+-ea -Dopenjpa.ConnectionDriverName=org.postgresql.Driver -Dopenjpa.ConnectionURL=jdbc:postgresql:5432//localhost/openjpatst -Dopenjpa.ConnectionUserName=postgres -Dopenjpa.ConnectionPassword=postgres
\ No newline at end of file