diff --git a/src/core/framelesshelper_win.cpp b/src/core/framelesshelper_win.cpp
index 63ed99e..4cd150a 100644
--- a/src/core/framelesshelper_win.cpp
+++ b/src/core/framelesshelper_win.cpp
@@ -55,7 +55,7 @@ Q_LOGGING_CATEGORY(lcFramelessHelperWin, "wangwenx190.framelesshelper.core.impl.
 using namespace Global;
 
 [[maybe_unused]] static constexpr const wchar_t kFallbackTitleBarWindowClassName[] =
-    L"org.wangwenx190.FramelessHelper.FallbackTitleBarWindow\0";
+    L"org.wangwenx190.FramelessHelper.FallbackTitleBarWindow";
 FRAMELESSHELPER_BYTEARRAY_CONSTANT2(Win32MessageTypeName, "windows_generic_MSG")
 FRAMELESSHELPER_STRING_CONSTANT(MonitorFromWindow)
 FRAMELESSHELPER_STRING_CONSTANT(GetMonitorInfoW)
diff --git a/src/core/utils_linux.cpp b/src/core/utils_linux.cpp
index 03bc433..1d14f38 100644
--- a/src/core/utils_linux.cpp
+++ b/src/core/utils_linux.cpp
@@ -72,7 +72,7 @@ using Display = struct _XDisplay;
 [[maybe_unused]] static constexpr const auto _NET_WM_MOVERESIZE_SIZE_LEFT        = 7;
 [[maybe_unused]] static constexpr const auto _NET_WM_MOVERESIZE_MOVE             = 8;
 
-[[maybe_unused]] static constexpr const char _NET_WM_MOVERESIZE_ATOM_NAME[] = "_NET_WM_MOVERESIZE\0";
+[[maybe_unused]] static constexpr const char _NET_WM_MOVERESIZE_ATOM_NAME[] = "_NET_WM_MOVERESIZE";
 
 [[maybe_unused]] static constexpr const auto _NET_WM_SENDEVENT_MASK =
     (XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY);
diff --git a/tools/dpitester/main.cpp b/tools/dpitester/main.cpp
index bd3d6be..8c9857d 100644
--- a/tools/dpitester/main.cpp
+++ b/tools/dpitester/main.cpp
@@ -40,7 +40,7 @@
 #define DECLARE_DPI_ENTRY(DPR) \
     UINT(std::round(double(USER_DEFAULT_SCREEN_DPI) * double(DPR))), double(DPR)
 
-static constexpr const wchar_t WINDOW_CLASS_NAME[] = L"org.wangwenx190.DpiTester.WindowClass\0";
+static constexpr const wchar_t WINDOW_CLASS_NAME[] = L"org.wangwenx190.DpiTester.WindowClass";
 static constexpr const wchar_t DEFAULT_STRUCT_NAME[] = L"SYSTEM_METRIC";
 static constexpr const wchar_t DEFAULT_VARIABLE_NAME[] = L"SYSTEM_METRIC_TABLE";
 static constexpr const wchar_t HASH_STD_NAME[] = L"std::unordered_map";