diff --git a/ChangeLog b/ChangeLog
index eee95090a3..922d2116c4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-06  Eric Blake  <eblake@redhat.com>
+
+	binary-io: relicense under LGPLv2+
+	* modules/binary-io (License): Relax to LGPLv2+.
+	Requested for libvirt, and required by pipe2.
+
 2011-04-06  Paul Eggert  <eggert@cs.ucla.edu>
 
 	verify: use _Static_assert if available
diff --git a/modules/binary-io b/modules/binary-io
index eb41ec0a3c..4386ec924d 100644
--- a/modules/binary-io
+++ b/modules/binary-io
@@ -16,7 +16,7 @@ Include:
 "binary-io.h"
 
 License:
-LGPL
+LGPLv2+
 
 Maintainer:
 Bruno Haible