diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1080f850a85..d3945b2b938 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -114,7 +114,6 @@ endif()
 
 # Create a slic3r executable
 # Process mainfests for various platforms.
-set(MACOSX_BUNDLE_COPYRIGHT "Copyright(C) 2022-2023 Li Jiang All Rights Reserved")
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/platform/msw/OrcaSlicer.rc.in ${CMAKE_CURRENT_BINARY_DIR}/OrcaSlicer.rc @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/platform/msw/OrcaSlicer.manifest.in ${CMAKE_CURRENT_BINARY_DIR}/OrcaSlicer.manifest @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/platform/osx/Info.plist.in ${CMAKE_CURRENT_BINARY_DIR}/Info.plist @ONLY)
@@ -257,7 +256,7 @@ else ()
         set(MACOSX_BUNDLE_ICON_FILE Icon.icns)
         set(MACOSX_BUNDLE_BUNDLE_NAME "OrcaSlicer")
         set(MACOSX_BUNDLE_SHORT_VERSION_STRING ${SoftFever_VERSION})
-        set(MACOSX_BUNDLE_COPYRIGHT "Copyright(C) 2022-2023 Li Jiang All Rights Reserved")
+        set(MACOSX_BUNDLE_COPYRIGHT "Copyright(C) 2022-2024 Li Jiang All Rights Reserved")
     endif()
     add_custom_command(TARGET OrcaSlicer POST_BUILD
         COMMAND ln -sfn "${SLIC3R_RESOURCES_DIR}" "${BIN_RESOURCES_DIR}"
diff --git a/src/slic3r/GUI/AboutDialog.cpp b/src/slic3r/GUI/AboutDialog.cpp
index 59051e2fdce..53d7c559a9d 100644
--- a/src/slic3r/GUI/AboutDialog.cpp
+++ b/src/slic3r/GUI/AboutDialog.cpp
@@ -322,7 +322,7 @@ AboutDialog::AboutDialog()
 
     copyright_hor_sizer->Add(copyright_ver_sizer, 0, wxLEFT, FromDIP(20));
 
-    wxStaticText *html_text = new wxStaticText(this, wxID_ANY, "Copyright(C) 2022-2023 Li Jiang All Rights Reserved", wxDefaultPosition, wxDefaultSize);
+    wxStaticText *html_text = new wxStaticText(this, wxID_ANY, "Copyright(C) 2022-2024 Li Jiang All Rights Reserved", wxDefaultPosition, wxDefaultSize);
     html_text->SetForegroundColour(wxColour(107, 107, 107));
 
     copyright_ver_sizer->Add(html_text, 0, wxALL , 0);