diff --git a/custom/conf/app.example.ini b/custom/conf/app.example.ini
index 23b41e0853..4eee2cd1ff 100644
--- a/custom/conf/app.example.ini
+++ b/custom/conf/app.example.ini
@@ -407,8 +407,8 @@ USER = root
 ;; Database connection max life time, default is 0 or 3s mysql (See #6804 & #7071 for reasoning)
 ;CONN_MAX_LIFETIME = 3s
 ;;
-;; Database maximum number of open connections, default is 0 meaning no maximum
-;MAX_OPEN_CONNS = 0
+;; Database maximum number of open connections, default is 100 which is the lowest default from Postgres (MariaDB + MySQL default to 151). Ensure you only increase the value if you configured your database server accordingly.
+;MAX_OPEN_CONNS = 100
 ;;
 ;; Whether execute database models migrations automatically
 ;AUTO_MIGRATION = true
diff --git a/modules/setting/database.go b/modules/setting/database.go
index 6abef42cba..76fae27164 100644
--- a/modules/setting/database.go
+++ b/modules/setting/database.go
@@ -83,7 +83,7 @@ func loadDBSetting(rootCfg ConfigProvider) {
 		Database.ConnMaxLifetime = sec.Key("CONN_MAX_LIFETIME").MustDuration(0)
 	}
 	Database.ConnMaxIdleTime = sec.Key("CONN_MAX_IDLETIME").MustDuration(0)
-	Database.MaxOpenConns = sec.Key("MAX_OPEN_CONNS").MustInt(0)
+	Database.MaxOpenConns = sec.Key("MAX_OPEN_CONNS").MustInt(100)
 
 	Database.IterateBufferSize = sec.Key("ITERATE_BUFFER_SIZE").MustInt(50)
 	Database.LogSQL = sec.Key("LOG_SQL").MustBool(false)