diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 58efb49e5..6e6afae61 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-11  Marius Vollmer  <mvo@zagadka.de>
+
+	* scmsigs.c (scm_sigaction_for_thread): Validate that the handler
+	is indeed a procedure when it isn't a number.
+
 2004-05-10  Marius Vollmer  <mvo@zagadka.de>
 
 	Convert floating point numbers into strings with an arbitrary