diff --git a/.changelog/lang_zh-Hans.json b/.changelog/lang_zh-Hans.json
index cb5eb947..555dabe1 100644
--- a/.changelog/lang_zh-Hans.json
+++ b/.changelog/lang_zh-Hans.json
@@ -12,7 +12,8 @@
       "fix": [
         "isJavaClass/isJavaPackage 等全局方法无效的问题",
         "使用 XML 语法将 JavaScript 表达式作为属性值时, this 对象可能出现指向错误的问题",
-        "调用 images.requestScreenCapture 时用户取消授权可能导致应用崩溃的问题",
+        "images.concat 纵向拼接时宽度值计算错误",
+        "images.requestScreenCapture 调用时用户取消授权可能导致应用崩溃的问题",
         "images 部分相关方法出现异常时 oneShot 标记功能失效的问题 _[`issue #372`](http://issues.autojs6.com/372)_",
         "images 部分相关方法可能引发内存泄露的问题 _[`issue #372`](http://issues.autojs6.com/372)_",
         "Android 10 UiObject#child 方法可能出现 ArrayIndexOutOfBoundsException 异常的问题 _[`issue #416`](http://issues.autojs6.com/416)_",
diff --git a/app/src/main/java/org/autojs/autojs/runtime/api/Images.java b/app/src/main/java/org/autojs/autojs/runtime/api/Images.java
index 97624d6a..e13160c2 100644
--- a/app/src/main/java/org/autojs/autojs/runtime/api/Images.java
+++ b/app/src/main/java/org/autojs/autojs/runtime/api/Images.java
@@ -185,7 +185,7 @@ public class Images {
             width = imgA.getWidth() + imgB.getWidth();
             height = Math.max(imgA.getHeight(), imgB.getHeight());
         } else {
-            width = Math.max(imgA.getWidth(), imgB.getHeight());
+            width = Math.max(imgA.getWidth(), imgB.getWidth());
             height = imgA.getHeight() + imgB.getHeight();
         }
         Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);