diff --git a/lib/Remotery.h b/lib/Remotery.h
index b0d89b5..907de69 100644
--- a/lib/Remotery.h
+++ b/lib/Remotery.h
@@ -1203,11 +1203,21 @@ RMT_API rmtPropertyValue    _rmt_PropertyGetValue(rmtProperty* property);
 #endif
 
 #if RMT_USE_METAL
+
 #ifdef __OBJC__
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 RMT_API void _rmt_BindMetal(id command_buffer);
 RMT_API void _rmt_UnbindMetal();
+#ifdef __cplusplus
+}
 #endif
-#endif
+
+#endif // __OBJC__
+
+#endif // RMT_USE_METAL
 
 #endif  // RMT_ENABLED