diff --git a/COPYING b/COPYING
index e69cf7e6..e6eecee0 100644
--- a/COPYING
+++ b/COPYING
@@ -1,3 +1,6 @@
+(Note that individual files might have a different license than this
+one, but this one is the overall project license.)
+
 		    GNU GENERAL PUBLIC LICENSE
 		       Version 2, June 1991