diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 3b0b522c5..b5809d460 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-11  Marius Vollmer  <mvo@zagadka.de>
+
+	* scmsigs.c (scm_sigaction): Validate that the handler
+	is indeed a procedure when it isn't a number.
+
 2004-05-10  Kevin Ryde  <user42@zip.com.au>
 
 	* numbers.c (scm_logbit_p): Correction to test above the end of an