diff --git a/lib/src/cache_manager.dart b/lib/src/cache_manager.dart
index 7c3a0e3..691f2f1 100644
--- a/lib/src/cache_manager.dart
+++ b/lib/src/cache_manager.dart
@@ -26,14 +26,14 @@ class FirebaseImageCacheManager {
 
   Future<void> open() async {
     db = await openDatabase(
-      join((await getDatabasesPath())!, dbName),
+      join((await getDatabasesPath()), dbName),
       onCreate: (Database db, int version) async {
         await db.execute('''
           CREATE TABLE $table (
             uri TEXT PRIMARY KEY,
-            remotePath TEXT, 
-            localPath TEXT, 
-            bucket TEXT, 
+            remotePath TEXT,
+            localPath TEXT,
+            bucket TEXT,
             version INTEGER
           )
         ''');