diff --git a/cmake/wrap_standalone.cmake b/cmake/wrap_standalone.cmake
index 0dab3b34..60d5547b 100644
--- a/cmake/wrap_standalone.cmake
+++ b/cmake/wrap_standalone.cmake
@@ -122,7 +122,8 @@ function(target_add_standalone_wrapper)
                 CLAP_WRAPPER_HAS_WIN32
                 )
 
-        target_compile_definitions(${salib} PUBLIC
+        target_compile_definitions(${SA_TARGET} PRIVATE
+                UNICODE
                 NOMINMAX
                 )
 
diff --git a/src/detail/standalone/windows/windows_standalone.cpp b/src/detail/standalone/windows/windows_standalone.cpp
index 6acfd415..db74faee 100644
--- a/src/detail/standalone/windows/windows_standalone.cpp
+++ b/src/detail/standalone/windows/windows_standalone.cpp
@@ -31,15 +31,15 @@ ::HBRUSH getBrushFromSystem(int name)
   return static_cast<::HBRUSH>(::GetStockObject(name));
 }
 
-::HCURSOR getCursorFromSystem(::LPCSTR name)
+::HCURSOR getCursorFromSystem(::LPCWSTR name)
 {
   return static_cast<::HCURSOR>(
-      ::LoadImageA(nullptr, name, IMAGE_CURSOR, 0, 0, LR_SHARED | LR_DEFAULTSIZE));
+      ::LoadImageW(nullptr, name, IMAGE_CURSOR, 0, 0, LR_SHARED | LR_DEFAULTSIZE));
 }
 
-::HICON getIconFromSystem(::LPCSTR name)
+::HICON getIconFromSystem(::LPCWSTR name)
 {
-  return static_cast<::HICON>(::LoadImageA(nullptr, name, IMAGE_ICON, 0, 0, LR_SHARED | LR_DEFAULTSIZE));
+  return static_cast<::HICON>(::LoadImageW(nullptr, name, IMAGE_ICON, 0, 0, LR_SHARED | LR_DEFAULTSIZE));
 }
 
 ::HICON getIconFromResource()
@@ -433,7 +433,7 @@ void Control::refreshFont(double scale)
 
 void ComboBox::create(const std::string& name, uintptr_t id, ::HWND parentHwnd)
 {
-  hwnd.reset(::CreateWindowExW(0, toUTF16(WC_COMBOBOX).c_str(), toUTF16(name).c_str(),
+  hwnd.reset(::CreateWindowExW(0, WC_COMBOBOXW, toUTF16(name).c_str(),
                                WS_CHILD | WS_VISIBLE | CBS_DROPDOWNLIST, 0, 0, 0, 0, parentHwnd,
                                (::HMENU)id, getInstance(), nullptr));
 
@@ -494,7 +494,7 @@ ::LRESULT CALLBACK ComboBox::procedure(::HWND hwnd, ::UINT msg, ::WPARAM wparam,
 
 void ListBox::create(const std::string& name, uintptr_t id, ::HWND parentHwnd)
 {
-  hwnd.reset(::CreateWindowExW(0, toUTF16(WC_LISTBOX).c_str(), toUTF16(name).c_str(),
+  hwnd.reset(::CreateWindowExW(0, WC_LISTBOXW, toUTF16(name).c_str(),
                                WS_CHILD | WS_VISIBLE | LBS_MULTIPLESEL | LBS_NOTIFY, 0, 0, 0, 0,
                                parentHwnd, (::HMENU)id, getInstance(), nullptr));
 
diff --git a/src/detail/standalone/windows/windows_standalone.h b/src/detail/standalone/windows/windows_standalone.h
index c3830366..71e8a240 100644
--- a/src/detail/standalone/windows/windows_standalone.h
+++ b/src/detail/standalone/windows/windows_standalone.h
@@ -39,8 +39,8 @@ ::HMODULE getInstance();
 ::HFONT getFontFromSystem(int name = DEFAULT_GUI_FONT);
 ::HFONT getScaledFontFromSystem(double scale);
 ::HBRUSH getBrushFromSystem(int name = BLACK_BRUSH);
-::HCURSOR getCursorFromSystem(::LPCSTR name = IDC_ARROW);
-::HICON getIconFromSystem(::LPCSTR name = IDI_APPLICATION);
+::HCURSOR getCursorFromSystem(::LPCWSTR name = IDC_ARROW);
+::HICON getIconFromSystem(::LPCWSTR name = IDI_APPLICATION);
 ::HICON getIconFromResource();
 ::HMENU getSystemMenu(::HWND hwnd);