diff --git a/MVMCoreUI/Utility/UIFont+FontWrapping.h b/MVMCoreUI/Utility/UIFont+FontWrapping.h
index 1fd3360d..0302e25e 100644
--- a/MVMCoreUI/Utility/UIFont+FontWrapping.h
+++ b/MVMCoreUI/Utility/UIFont+FontWrapping.h
@@ -12,6 +12,7 @@ NS_ASSUME_NONNULL_BEGIN
 
 @interface UIFont (FontWrapping)
 
+///if using mva3.0 font, should call this method to update font size. When size is bigger than 15 pt, using DS font family. Otherwise using TX font family
 - (UIFont *)updateFontSize:(CGFloat)size;
 
 @end
diff --git a/MVMCoreUI/Utility/UIFont+FontWrapping.m b/MVMCoreUI/Utility/UIFont+FontWrapping.m
index a3fa2429..8eedbb01 100644
--- a/MVMCoreUI/Utility/UIFont+FontWrapping.m
+++ b/MVMCoreUI/Utility/UIFont+FontWrapping.m
@@ -21,7 +21,6 @@
     } else {
         return [self fontWithSize:size];
     }
-    
 }
 
 @end