diff --git a/lib/asn1/ChangeLog b/lib/asn1/ChangeLog
index d89c1d5c7..da30c7d11 100644
--- a/lib/asn1/ChangeLog
+++ b/lib/asn1/ChangeLog
@@ -1,5 +1,7 @@
 2007-06-03  Love Hörnquist Åstrand  <lha@it.su.se>
 
+	* der_format.c: Don't accect zero length hex numbers.
+
 	* check-der.c: Also free right memory.
 
 	* main.c: Close asn1 file when done.