diff --git a/ChangeLog b/ChangeLog
index 1658266e67..2deb148e28 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Apr  6 14:27:04 2012  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* Makefile.in ($(LIBRUBY_A)): fix typo.
+
 Thu Apr  5 13:26:15 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* missing/alloca.c (xmalloc, xfree): use ruby version, not
diff --git a/Makefile.in b/Makefile.in
index ff6ad9e54e..65a51851c2 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -185,7 +185,7 @@ $(LIBRUBY_A):
 		$(Q) $(AR) $(ARFLAGS) $@ $(OBJS) $(DMYEXT)
 		@-$(RANLIB) $@ 2> /dev/null || true
 		@$(PURIFY) $(CC) $(XLDFLAGS) $(MAINOBJ) $(LIBRUBY_A) $(MAINLIBS) $(EXTLIBS) $(LIBS) $(OUTFLAG)conftest$(EXEEXT) $(LDFLAGS)
-		@$(RM) conftset$(EXEEXT)
+		@$(RM) conftest$(EXEEXT)
 
 $(LIBRUBY_SO):
 		@-$(PRE_LIBRUBY_UPDATE)