diff --git a/src/SparkleAutoUpdater.h b/src/SparkleAutoUpdater.h
index 5cf28bae..2c0c85f1 100644
--- a/src/SparkleAutoUpdater.h
+++ b/src/SparkleAutoUpdater.h
@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2008 Remko Troncon. BSD license
- * Copyright (C) 2013 Marius Kintel. BSD license
+ *   License: MIT License (http://opensource.org/licenses/MIT)
+ *   See SparkleAutoUpdater.mm
  */
 #pragma once
 
diff --git a/src/SparkleAutoUpdater.mm b/src/SparkleAutoUpdater.mm
index d014c27c..3f3fac21 100644
--- a/src/SparkleAutoUpdater.mm
+++ b/src/SparkleAutoUpdater.mm
@@ -1,6 +1,11 @@
 /*
- * Copyright (C) 2008 Remko Troncon. BSD license
- * Copyright (C) 2013 Marius Kintel. BSD license
+ * Copyright (C) 2008 Remko Troncon.
+ *   See https://github.com/remko/mixing-cocoa-and-qt
+ *       https://el-tramo.be/blog/mixing-cocoa-and-qt
+ *   License: BSD. Assuming 2-clause BSD reference by Sparke based on context:
+ *       https://github.com/sparkle-project/Sparkle/blob/master/LICENSE
+ * Copyright (C) 2013 Marius Kintel.
+ *   License: MIT License (http://opensource.org/licenses/MIT)
  */
 
 #include "SparkleAutoUpdater.h"