diff --git a/cmake/dependencies.cmake b/cmake/dependencies.cmake
index 0d6d18c..73a5498 100644
--- a/cmake/dependencies.cmake
+++ b/cmake/dependencies.cmake
@@ -32,9 +32,18 @@ endif()
 # ----------------------------------------------------------------------------
 set(PORTAUDIO_ROOT "${THIRD_PARTY_DIR}/portaudio")
 
+# Windows 需要 MinGW 编译的版本，与 Linux 分开存放
+if(WIN32)
+    set(PORTAUDIO_LIB_PATH "${PORTAUDIO_ROOT}/lib/win64")
+elseif(APPLE)
+    set(PORTAUDIO_LIB_PATH "${PORTAUDIO_ROOT}/lib/macos")
+else()
+    set(PORTAUDIO_LIB_PATH "${PORTAUDIO_ROOT}/lib")
+endif()
+
 find_library(PORTAUDIO_LIB
     NAMES portaudio libportaudio
-    PATHS "${PORTAUDIO_ROOT}/lib"
+    PATHS "${PORTAUDIO_LIB_PATH}"
     NO_DEFAULT_PATH
 )
 find_path(PORTAUDIO_INCLUDE_DIR
diff --git a/src/core/win_hotkey.h b/src/core/win_hotkey.h
index 791aaa5..6f5c102 100644
--- a/src/core/win_hotkey.h
+++ b/src/core/win_hotkey.h
@@ -48,8 +48,10 @@ signals:
     /** @brief 初始化失败 */
     void error(const QString& message);
 
+#ifdef Q_OS_WIN
     /** @brief 处理 WM_HOTKEY 事件（由原生事件过滤器调用） */
     void onHotkeyEvent(int hotkeyId);
+#endif
 
 private:
     struct Impl;