diff --git a/COPYING b/COPYING
index 896eb255..25e81c80 100644
--- a/COPYING
+++ b/COPYING
@@ -6,13 +6,17 @@ the following terms.
     licenses.d/by-sa/deed.en     (human-readable summary)
     licenses.d/by-sa/legalcode   (legal code, the full license)
     
-- Files found in patches/uClibc/*/ are available under the GNU Lesser General
-  Public License (LGPL), v2.1, to be found there:
-    licenses.d/lgpl.txt
-
-- Files found in patches/glibc/*/ are available under the GNU Lesser General
-  Public License (LGPL), v2.1, to be found there:
-    licenses.d/lgpl.txt
+- Files found in patches/*/ are available under the same license as the
+  software they apply to.
+  As a rule of thumb:
+    patches/uClibc/*/*.patch  : available under the LGPL v2.1
+    patches/glibc/*/*.patch   : ditto
+    patches/dmalloc/*/*.patch : ditto
+    patches/libfloat/*/*.patch: Seems to be some BSD-like license; see the
+                                full source.
+    patches/*/*/*.patch not covered by any license above:
+                                GPL v2 (some are GPL v2 or later, see the
+                                full source).
 
 - Other files not covered by the above licenses, and not covered by an
   individual license specified in the file itself, or an accompanying file,