diff --git a/server/mapobjectdb/sqlite_tiles.go b/server/mapobjectdb/sqlite_tiles.go
index 54e7f4e..7107c43 100644
--- a/server/mapobjectdb/sqlite_tiles.go
+++ b/server/mapobjectdb/sqlite_tiles.go
@@ -68,7 +68,7 @@ func (db *Sqlite3Accessor) RemoveTile(pos *coords.TileCoords) error {
 }
 
 func NewSqliteAccessor(filename string) (*Sqlite3Accessor, error) {
-	db, err := sql.Open("sqlite3", filename+"?_timeout=500")
+	db, err := sql.Open("sqlite3", filename+"?_timeout=500&_journal_mode=MEMORY&_synchronous=OFF")
 	if err != nil {
 		return nil, err
 	}