diff --git a/ChangeLog b/ChangeLog
index 514c00e74f..4f614d6dba 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Dec 11 11:46:18 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* variable.c (rb_define_const): typo fixed.
+
 Mon Dec 11 09:36:29 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* string.c (rb_str_aset): index double decode problem.
diff --git a/variable.c b/variable.c
index c992bcc9c4..7afe794928 100644
--- a/variable.c
+++ b/variable.c
@@ -1576,7 +1576,7 @@ rb_define_const(VALUE klass, const char *name, VALUE val)
     ID id = rb_intern(name);
 
     if (!rb_is_const_id(id)) {
-	rb_warn("rb_define_const: invalide name `%s' for constant", name);
+	rb_warn("rb_define_const: invalid name `%s' for constant", name);
     }
     if (klass == rb_cObject) {
 	rb_secure(4);