diff --git a/ChangeLog b/ChangeLog
index b31236d23d..68d2f4b09f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Jul  1 19:31:24 2008  URABE Shyouhei  <shyouhei@ruby-lang.org>
+
+	* ext/digest/digest.c (rb_digest_instance_inspect): constified.
+
+	* variable.c (rb_path2class): field precision should have type int.
+
 Tue Jul  1 19:01:00 2008  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* enc/shift_jis.c (code_is_ctype): HALF WIDTH KATAKANA is
diff --git a/ext/digest/digest.c b/ext/digest/digest.c
index 65ec89a84b..c3e9546ab4 100644
--- a/ext/digest/digest.c
+++ b/ext/digest/digest.c
@@ -266,7 +266,7 @@ rb_digest_instance_inspect(VALUE self)
 {
     VALUE str;
     size_t digest_len = 32;	/* about this size at least */
-    char *cname;
+    const char *cname;
 
     cname = rb_obj_classname(self);
 
diff --git a/variable.c b/variable.c
index b5049afae7..476220aa4b 100644
--- a/variable.c
+++ b/variable.c
@@ -245,7 +245,7 @@ rb_path2class(const char *path)
 	}
 	if (!rb_const_defined(c, id)) {
 	  undefined_class:
-	    rb_raise(rb_eArgError, "undefined class/module %.*s", p-path, path);
+	    rb_raise(rb_eArgError, "undefined class/module %.*s", (int)(p-path), path);
 	}
 	c = rb_const_get_at(c, id);
 	switch (TYPE(c)) {