diff --git a/SDAutoLayoutDemo.xcodeproj/project.xcworkspace/xcuserdata/gsd.xcuserdatad/UserInterfaceState.xcuserstate b/SDAutoLayoutDemo.xcodeproj/project.xcworkspace/xcuserdata/gsd.xcuserdatad/UserInterfaceState.xcuserstate
index 08d4db8..3827949 100644
Binary files a/SDAutoLayoutDemo.xcodeproj/project.xcworkspace/xcuserdata/gsd.xcuserdatad/UserInterfaceState.xcuserstate and b/SDAutoLayoutDemo.xcodeproj/project.xcworkspace/xcuserdata/gsd.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/SDAutoLayoutDemo/SDAutoLayout/UIView+SDAutoLayout.m b/SDAutoLayoutDemo/SDAutoLayout/UIView+SDAutoLayout.m
index 88488d9..6be6bfe 100755
--- a/SDAutoLayoutDemo/SDAutoLayout/UIView+SDAutoLayout.m
+++ b/SDAutoLayoutDemo/SDAutoLayout/UIView+SDAutoLayout.m
@@ -142,8 +142,10 @@ - (WidthHeight)widthIs
     if (!_widthIs) {
         __weak typeof(self) weakSelf = self;
         _widthIs = ^(CGFloat value) {
-            weakSelf.needsAutoResizeView.width_sd = value;
             weakSelf.needsAutoResizeView.fixedWidth = @(value);
+            SDAutoLayoutModelItem *widthItem = [SDAutoLayoutModelItem new];
+            widthItem.value = @(value);
+            weakSelf.width = widthItem;
             return weakSelf;
         };
     }
@@ -155,8 +157,10 @@ - (WidthHeight)heightIs
     if (!_heightIs) {
         __weak typeof(self) weakSelf = self;
         _heightIs = ^(CGFloat value) {
-            weakSelf.needsAutoResizeView.height_sd = value;
             weakSelf.needsAutoResizeView.fixedHeight = @(value);
+            SDAutoLayoutModelItem *heightItem = [SDAutoLayoutModelItem new];
+            heightItem.value = @(value);
+            weakSelf.height = heightItem;
             return weakSelf;
         };
     }
@@ -685,7 +689,7 @@ - (void)sd_setText:(NSString *)text
     if (self.sd_maxWidth) {
         [self sizeToFit];
     } else if (self.autoHeightRatioValue) {
-        self.frame = CGRectZero;
+        self.size_sd = CGSizeZero;
     }
 }