diff --git a/pages/common/psql.md b/pages/common/psql.md
index 3996c11f16..8d2c303d76 100644
--- a/pages/common/psql.md
+++ b/pages/common/psql.md
@@ -1,6 +1,7 @@
 # psql
 
 > PostgreSQL command-line client.
+> More information: <https://www.postgresql.org/docs/current/app-psql.html>.
 
 - Connect to database. It connects to localhost using default port 5432 with default user as currently logged in user: