diff --git a/extensions/flags/migrations/2018_06_27_101600_change_flags_add_foreign_keys.php b/extensions/flags/migrations/2018_06_27_101600_change_flags_add_foreign_keys.php
index db3194c07..4dafee1e7 100644
--- a/extensions/flags/migrations/2018_06_27_101600_change_flags_add_foreign_keys.php
+++ b/extensions/flags/migrations/2018_06_27_101600_change_flags_add_foreign_keys.php
@@ -9,7 +9,6 @@
  * file that was distributed with this source code.
  */
 
-use Flarum\Database\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Database\Schema\Builder;
 
@@ -31,20 +30,16 @@ return [
             })
             ->update(['user_id' => null]);
 
-        $schema->table('flags', function (Blueprint $table) use ($schema) {
+        $schema->table('flags', function (Blueprint $table) {
             $table->foreign('post_id')->references('id')->on('posts')->onDelete('cascade');
             $table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
-
-            Migration::fixIndexNames($schema, $table);
         });
     },
 
     'down' => function (Builder $schema) {
-        $schema->table('flags', function (Blueprint $table) use ($schema) {
+        $schema->table('flags', function (Blueprint $table) {
             $table->dropForeign(['post_id']);
             $table->dropForeign(['user_id']);
-
-            Migration::fixIndexNames($schema, $table);
         });
     }
 ];
diff --git a/extensions/flags/migrations/2018_09_15_043621_add_flags_indices.php b/extensions/flags/migrations/2018_09_15_043621_add_flags_indices.php
index 9890b5e00..a6fbcdd47 100644
--- a/extensions/flags/migrations/2018_09_15_043621_add_flags_indices.php
+++ b/extensions/flags/migrations/2018_09_15_043621_add_flags_indices.php
@@ -9,24 +9,19 @@
  * file that was distributed with this source code.
  */
 
-use Flarum\Database\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Database\Schema\Builder;
 
 return [
     'up' => function (Builder $schema) {
-        $schema->table('flags', function (Blueprint $table) use ($schema) {
+        $schema->table('flags', function (Blueprint $table) {
             $table->index('created_at');
-
-            Migration::fixIndexNames($schema, $table);
         });
     },
 
     'down' => function (Builder $schema) {
-        $schema->table('flags', function (Blueprint $table) use ($schema) {
+        $schema->table('flags', function (Blueprint $table) {
             $table->dropIndex(['created_at']);
-
-            Migration::fixIndexNames($schema, $table);
         });
     }
 ];