diff --git a/src/controllers/CropController.php b/src/controllers/CropController.php
index 1dbe5102..5788bc0c 100644
--- a/src/controllers/CropController.php
+++ b/src/controllers/CropController.php
@@ -46,7 +46,7 @@ public function getCropimage()
 
         // make new thumbnail
         Image::make($image_path)
-            ->fit(200, 200)
+            ->fit(config('lfm.thumb_img_width', 200), config('lfm.thumb_img_height', 200))
             ->save(parent::getThumbPath(parent::getName($image_path)));
         event(new ImageWasCropped($image_path));
     }
diff --git a/src/controllers/UploadController.php b/src/controllers/UploadController.php
index 84287486..8c97c57a 100644
--- a/src/controllers/UploadController.php
+++ b/src/controllers/UploadController.php
@@ -138,7 +138,7 @@ private function makeThumb($new_filename)
 
         // create thumb image
         Image::make(parent::getCurrentPath($new_filename))
-            ->fit(config('thumb_img_width', 200), config('thumb_img_height', 200))
+            ->fit(config('lfm.thumb_img_width', 200), config('lfm.thumb_img_height', 200))
             ->save(parent::getThumbPath($new_filename));
     }