diff --git a/CMake/Dependencies.cmake b/CMake/Dependencies.cmake
index 349082d..b745b12 100644
--- a/CMake/Dependencies.cmake
+++ b/CMake/Dependencies.cmake
@@ -27,5 +27,6 @@ MACRO_DISPLAY_FEATURE_LOG()
 
 # Add library and include paths from the dependencies
 include_directories(
+  ${OPENAL_INCLUDE_DIR}/../
   ${OPENAL_INCLUDE_DIR}
 )
diff --git a/cAudio/include/cAudioString.h b/cAudio/include/cAudioString.h
index f70d2f0..d8a4815 100644
--- a/cAudio/include/cAudioString.h
+++ b/cAudio/include/cAudioString.h
@@ -49,8 +49,8 @@ namespace cAudio
         static int id = 0;
         static char buffer[8][1024];
         id = ++id & 0x7;
-
-        int buff_size = WideCharToMultiByte(CP_UTF8, 0, str.c_str(), (int)(str.size() < 1023 ? str.size() : 1023), buffer[id], 1023, 0, false);
+	    std::wstring widestr(str.begin(), str.end());
+        int buff_size = WideCharToMultiByte(CP_UTF8, 0, widestr.c_str(), (int)(str.size() < 1023 ? str.size() : 1023), buffer[id], 1023, 0, false);
         buffer[id][buff_size] = 0;
         buffer[id][1023] = 0;
         return buffer[id];
@@ -61,7 +61,9 @@ namespace cAudio
         int str_len = (int)strlen(str);
         int buf_size = MultiByteToWideChar(CP_UTF8, 0, str, str_len, 0, 0);
         cAudioString s(buf_size, L'\0');
-        MultiByteToWideChar(CP_UTF8, 0, str, str_len, &s[0], buf_size);
+	    std::wstring widestr(s.begin(), s.end());
+        MultiByteToWideChar(CP_UTF8, 0, str, str_len, &widestr[0], buf_size);
+	    s = std::string(widestr.begin(), widestr.end());
         return s;
     }