diff --git a/ChangeLog b/ChangeLog
index 9eb3f6b417..7693880632 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Wed Nov 26 00:41:44 2014  Tanaka Akira  <akr@fsij.org>
+
+	* common.mk (prereq): Don't depends on prelude.c and golf_prelude.c.
+	  Since they depend on $(PREP) which is miniruby, they are rebuilt
+	  after miniruby is built, even if tarball contains them.
+
 Wed Nov 26 00:20:48 2014  Tanaka Akira  <akr@fsij.org>
 
 	* template/prelude.c.tmpl: Don't expand RbConfig::Config[...].
diff --git a/common.mk b/common.mk
index 189423db3e..9d68d0f5a9 100644
--- a/common.mk
+++ b/common.mk
@@ -792,7 +792,7 @@ probes.dmyh: {$(srcdir)}probes.d $(srcdir)/tool/gen_dummy_probes.rb
 
 probes.h: {$(VPATH)}probes.$(DTRACE_EXT)
 
-prereq: incs srcs preludes PHONY
+prereq: incs srcs {$(VPATH)}miniprelude.c PHONY
 
 preludes: {$(VPATH)}prelude.c
 preludes: {$(VPATH)}miniprelude.c