diff --git a/debian/changelog b/debian/changelog
index a5f4031d..45986c57 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+deepin-manual (6.5.5) unstable; urgency=medium
+
+  * remove kwayland-shell env 
+
+ -- Liu zheng <liuzheng@uniontech.com>  Thu, 07 Nov 2024 08:17:44 +0800
+
 deepin-manual (6.5.4) unstable; urgency=medium
 
   * fix: fail to view application manual.
diff --git a/src/app/dman.cpp b/src/app/dman.cpp
index 84f2b20d..499c6aba 100755
--- a/src/app/dman.cpp
+++ b/src/app/dman.cpp
@@ -70,8 +70,6 @@ int main(int argc, char **argv)
 #endif
 
     if (Utils::judgeWayLand()) {
-        if (!Utils::judgeTreeLand())
-            qputenv("QT_WAYLAND_SHELL_INTEGRATION", "kwayland-shell");
         qputenv("_d_disableDBusFileDialog", "true");
         setenv("PULSE_PROP_media.role", "video", 1);
         QSurfaceFormat format;
diff --git a/src/base/utils.cpp b/src/base/utils.cpp
index 2048fa38..2c177030 100755
--- a/src/base/utils.cpp
+++ b/src/base/utils.cpp
@@ -242,13 +242,6 @@ bool Utils::judgeWayLand()
     return false;
 }
 
-bool Utils::judgeTreeLand() 
-{
-    if (qEnvironmentVariable("DDE_CURRENT_COMPOSITOR") == "TreeLand")
-        return true;
-    return false;
-}
-
 QStringList Utils::getMdsourcePath()
 {
     QStringList sourcePath;
diff --git a/src/base/utils.h b/src/base/utils.h
index 8e5aaac5..02533610 100755
--- a/src/base/utils.h
+++ b/src/base/utils.h
@@ -51,8 +51,6 @@ class Utils : public QObject
     static bool judgeLoongson();
     //判断是否Wayland
     static bool judgeWayLand();
-    //判断是否treeland
-    static bool judgeTreeLand();
     //获取md文件路径
     static QStringList getMdsourcePath();
     //获取环境变量