diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b4d1e72caf..3656b6f228 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -240,7 +240,7 @@ else ()
         set(MACOSX_BUNDLE_ICON_FILE Icon.icns)
         set(MACOSX_BUNDLE_BUNDLE_NAME "Bambu Studio")
         set(MACOSX_BUNDLE_SHORT_VERSION_STRING ${SLIC3R_VERSION})
-        set(MACOSX_BUNDLE_COPYRIGHT "Copyright(C) 2022-2032 Bambu Lab")
+        set(MACOSX_BUNDLE_COPYRIGHT "Copyright(C) 2021-2023 Lunkuo All Rights Reserved")
     endif()
     add_custom_command(TARGET BambuStudio POST_BUILD
         COMMAND ln -sfn "${SLIC3R_RESOURCES_DIR}" "${BIN_RESOURCES_DIR}"
diff --git a/src/platform/msw/BambuStudio-gcodeviewer.rc.in b/src/platform/msw/BambuStudio-gcodeviewer.rc.in
index 2ab1a56136..357b63a5cb 100644
--- a/src/platform/msw/BambuStudio-gcodeviewer.rc.in
+++ b/src/platform/msw/BambuStudio-gcodeviewer.rc.in
@@ -12,7 +12,7 @@ PRODUCTVERSION @SLIC3R_VERSION@
    VALUE "ProductName", "@SLIC3R_APP_NAME@ G-code Viewer"
    VALUE "ProductVersion", "@SLIC3R_BUILD_ID@"
    VALUE "InternalName", "@SLIC3R_APP_NAME@ G-code Viewer"
-   VALUE "LegalCopyright", "Copyright \251 2016-2021 Bambu Research, \251 2011-2018 Alessandro Ranellucci"
+   VALUE "LegalCopyright", "Copyright(C) 2021-2023 Lunkuo All Rights Reserved"
    VALUE "OriginalFilename", "bambu-gcodeviewer.exe"
   }
  }
diff --git a/src/platform/msw/BambuStudio.rc.in b/src/platform/msw/BambuStudio.rc.in
index 7bcb2d0416..4774021f23 100644
--- a/src/platform/msw/BambuStudio.rc.in
+++ b/src/platform/msw/BambuStudio.rc.in
@@ -12,7 +12,7 @@ PRODUCTVERSION @SLIC3R_VERSION@
    VALUE "ProductName", "@SLIC3R_APP_NAME@"
    VALUE "ProductVersion", "@SLIC3R_BUILD_ID@"
    VALUE "InternalName", "@SLIC3R_APP_NAME@"
-   VALUE "LegalCopyright", "Copyright \251 2016-2021 Bambu Research, \251 2011-2018 Alessandro Ranellucci"
+   VALUE "LegalCopyright", "Copyright(C) 2021-2023 Lunkuo All Rights Reserved"
    VALUE "OriginalFilename", "bambu-studio.exe"
   }
  }
diff --git a/src/platform/osx/Info.plist.in b/src/platform/osx/Info.plist.in
index 6fad00c044..7606c3e777 100644
--- a/src/platform/osx/Info.plist.in
+++ b/src/platform/osx/Info.plist.in
@@ -5,7 +5,7 @@
   <key>CFBundleExecutable</key>
   <string>@SLIC3R_APP_KEY@</string>
   <key>CFBundleGetInfoString</key>
-  <string>@SLIC3R_APP_NAME@ Copyright (C) 2011-2019 Alessandro Ranellucci, (C) 2016-2021 Bambu Reseach</string>
+  <string>@SLIC3R_APP_NAME@ Copyright(C) 2021-2023 Lunkuo All Rights Reserved</string>
   <key>CFBundleIconFile</key>
   <string>BambuStudio.icns</string>
   <key>CFBundleName</key>
diff --git a/src/slic3r/GUI/AboutDialog.cpp b/src/slic3r/GUI/AboutDialog.cpp
index d22f6a061d..eee47e6de1 100644
--- a/src/slic3r/GUI/AboutDialog.cpp
+++ b/src/slic3r/GUI/AboutDialog.cpp
@@ -320,7 +320,7 @@ AboutDialog::AboutDialog()
     copyright_hor_sizer->Add(copyright_ver_sizer, 0, wxALL,5);
     copyright_hor_sizer->Add( 0, 0, 0, wxLEFT, FromDIP(120));
 
-    wxStaticText *html_text = new wxStaticText(this, wxID_ANY, "Copyright(C) 2021-2022 Bambu Lab", wxDefaultPosition, wxDefaultSize);
+    wxStaticText *html_text = new wxStaticText(this, wxID_ANY, "Copyright(C) 2021-2023 Lunkuo All Rights Reserved", wxDefaultPosition, wxDefaultSize);
     html_text->SetForegroundColour(wxColour(107, 107, 107));
 
     copyright_ver_sizer->Add(html_text, 0, wxALL , 0);