diff --git a/ChangeLog b/ChangeLog
index 0c4b6325e8..ef20520eee 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,7 @@
 Tue Jan 10 19:42:33 2006  Tanaka Akira  <akr@m17n.org>
 
 	* gc.c (garbage_collect): mark ruby_current_node.
-	  if an exception is raised in a finalizer called by
+	  if an exception is raised in a finalizer written in C called by
 	  rb_gc_call_finalizer_at_exit, ruby_set_current_source may use
 	  collected ruby_current_node and mark_source_filename may corrupt
 	  memory.