diff --git a/CustomKeyboard/View/KBKeyBoardMainView.m b/CustomKeyboard/View/KBKeyBoardMainView.m
index ce5da50..87d1889 100644
--- a/CustomKeyboard/View/KBKeyBoardMainView.m
+++ b/CustomKeyboard/View/KBKeyBoardMainView.m
@@ -44,7 +44,7 @@
         // 键盘区域（高度按照设计值做等比缩放，避免不同机型上按键被压缩/拉伸）
         CGFloat keyboardAreaHeight = KBFit(200.0f);
         CGFloat bottomInset = KBFit(4.0f);
-        CGFloat topBarHeight = KBFit(40.0f);
+//        CGFloat topBarHeight = KBFit(40.0f);
         CGFloat barSpacing = KBFit(6.0f);
 
         self.keyboardView = [[KBKeyboardView alloc] init];
@@ -65,10 +65,15 @@
             make.edges.equalTo(self);
         }];
 
+//        [self.topBar mas_makeConstraints:^(MASConstraintMaker *make) {
+//            make.left.right.equalTo(self);
+//            make.top.equalTo(self.mas_top).offset(0);
+//            make.height.mas_equalTo(topBarHeight);
+//        }];
         [self.topBar mas_makeConstraints:^(MASConstraintMaker *make) {
             make.left.right.equalTo(self);
             make.top.equalTo(self.mas_top).offset(0);
-            make.height.mas_equalTo(topBarHeight);
+            make.bottom.equalTo(self.keyboardView.mas_top).offset(0);
         }];
 
         [self.suggestionBar mas_makeConstraints:^(MASConstraintMaker *make) {