diff --git a/ChangeLog b/ChangeLog
index 875ea68f7f..78a8851329 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Oct 28 12:42:11 2013  Tanaka Akira  <akr@fsij.org>
+
+	* common.mk, ext/objspace/depend, ext/coverage/depend,
+	  ext/-test-/debug/depend, ext/date/depend: Update dependencies.
+
 Mon Oct 28 09:29:00 2013  Charlie Somerville  <charliesome@ruby-lang.org>
 
 	* vm.c: vm_clear_all_cache is not necessary now we use a 64 bit counter
diff --git a/common.mk b/common.mk
index a3e3f5a268..ac0413211f 100644
--- a/common.mk
+++ b/common.mk
@@ -698,7 +698,7 @@ marshal.$(OBJEXT): {$(VPATH)}marshal.c $(RUBY_H_INCLUDES) {$(VPATH)}io.h \
 math.$(OBJEXT): {$(VPATH)}math.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}internal.h
 node.$(OBJEXT): {$(VPATH)}node.c $(RUBY_H_INCLUDES) \
-  $(VM_CORE_H_INCLUDES) {$(VPATH)}vm_opts.h
+  $(VM_CORE_H_INCLUDES) {$(VPATH)}vm_opts.h {$(VPATH)}internal.h
 numeric.$(OBJEXT): {$(VPATH)}numeric.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}util.h $(ENCODING_H_INCLUDES) {$(VPATH)}internal.h {$(VPATH)}id.h
 object.$(OBJEXT): {$(VPATH)}object.c $(RUBY_H_INCLUDES) {$(VPATH)}util.h \
@@ -743,7 +743,7 @@ regsyntax.$(OBJEXT): {$(VPATH)}regsyntax.c {$(VPATH)}regint.h \
 ruby.$(OBJEXT): {$(VPATH)}ruby.c $(RUBY_H_INCLUDES) {$(VPATH)}util.h \
   $(ENCODING_H_INCLUDES) {$(VPATH)}eval_intern.h $(VM_CORE_H_INCLUDES) \
   {$(VPATH)}dln.h {$(VPATH)}internal.h {$(VPATH)}vm_opts.h
-safe.$(OBJEXT): {$(VPATH)}safe.c $(RUBY_H_INCLUDES) $(VM_CORE_H_INCLUDES) {$(VPATH)}vm_opts.h
+safe.$(OBJEXT): {$(VPATH)}safe.c $(RUBY_H_INCLUDES) $(VM_CORE_H_INCLUDES) {$(VPATH)}vm_opts.h {$(VPATH)}internal.h
 signal.$(OBJEXT): {$(VPATH)}signal.c $(RUBY_H_INCLUDES) \
   $(VM_CORE_H_INCLUDES) {$(VPATH)}vm_opts.h {$(VPATH)}internal.h {$(VPATH)}ruby_atomic.h {$(VPATH)}eval_intern.h
 sprintf.$(OBJEXT): {$(VPATH)}sprintf.c $(RUBY_H_INCLUDES) {$(VPATH)}re.h \
@@ -752,7 +752,7 @@ st.$(OBJEXT): {$(VPATH)}st.c $(RUBY_H_INCLUDES)
 strftime.$(OBJEXT): {$(VPATH)}strftime.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}timev.h $(ENCODING_H_INCLUDES)
 string.$(OBJEXT): {$(VPATH)}string.c $(RUBY_H_INCLUDES) {$(VPATH)}re.h \
-  {$(VPATH)}regex.h $(ENCODING_H_INCLUDES) {$(VPATH)}internal.h $(PROBES_H_INCLUDES) {$(VPATH)}vm_opts.h {$(VPATH)}node.h {$(VPATH)}ruby_atomic.h {$(VPATH)}vm_core.h {$(VPATH)}vm_debug.h {$(VPATH)}id.h {$(VPATH)}method.h {$(VPATH)}thread_$(THREAD_MODEL).h
+  {$(VPATH)}regex.h $(ENCODING_H_INCLUDES) {$(VPATH)}internal.h $(PROBES_H_INCLUDES) {$(VPATH)}vm_opts.h {$(VPATH)}node.h {$(VPATH)}ruby_atomic.h {$(VPATH)}vm_core.h {$(VPATH)}vm_debug.h {$(VPATH)}id.h {$(VPATH)}method.h {$(VPATH)}thread_$(THREAD_MODEL).h {$(VPATH)}thread_native.h
 struct.$(OBJEXT): {$(VPATH)}struct.c $(RUBY_H_INCLUDES) {$(VPATH)}internal.h
 thread.$(OBJEXT): {$(VPATH)}thread.c {$(VPATH)}eval_intern.h \
   $(RUBY_H_INCLUDES) {$(VPATH)}gc.h $(VM_CORE_H_INCLUDES) \
@@ -801,7 +801,7 @@ vm_dump.$(OBJEXT): {$(VPATH)}vm_dump.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}internal.h {$(VPATH)}vm_opts.h
 debug.$(OBJEXT): {$(VPATH)}debug.c $(RUBY_H_INCLUDES) \
   $(ENCODING_H_INCLUDES) $(VM_CORE_H_INCLUDES) {$(VPATH)}eval_intern.h \
-  {$(VPATH)}util.h {$(VPATH)}vm_opts.h
+  {$(VPATH)}util.h {$(VPATH)}vm_opts.h {$(VPATH)}internal.h
 id.$(OBJEXT): {$(VPATH)}id.c $(RUBY_H_INCLUDES) {$(VPATH)}id.h {$(VPATH)}vm_opts.h
 vm_backtrace.$(OBJEXT): {$(VPATH)}vm_backtrace.c \
   $(VM_CORE_H_INCLUDES) $(RUBY_H_INCLUDES) $(ENCODING_H_INCLUDES) \
diff --git a/ext/-test-/debug/depend b/ext/-test-/debug/depend
index 3cbdbe5a26..d5a2ef9a52 100644
--- a/ext/-test-/debug/depend
+++ b/ext/-test-/debug/depend
@@ -1,2 +1,3 @@
 init.o: $(HDRS) $(ruby_headers)
 inspector.o: $(HDRS) $(ruby_headers) $(hdrdir)/ruby/debug.h
+profile_frames.o: $(HDRS) $(ruby_headers) $(hdrdir)/ruby/debug.h
diff --git a/ext/coverage/depend b/ext/coverage/depend
index e9f041afeb..1227a5c9ae 100644
--- a/ext/coverage/depend
+++ b/ext/coverage/depend
@@ -6,4 +6,6 @@ $(OBJS): $(HDRS) $(ruby_headers) \
   {$(VPATH)}id.h \
   $(top_srcdir)/method.h \
   $(top_srcdir)/ruby_atomic.h \
-  $(top_srcdir)/thread_pthread.h
+  $(top_srcdir)/thread_pthread.h \
+  $(top_srcdir)/internal.h \
+  $(top_srcdir)/thread_native.h
diff --git a/ext/date/depend b/ext/date/depend
index e6afa56162..3a13fcc9a9 100644
--- a/ext/date/depend
+++ b/ext/date/depend
@@ -1,3 +1,7 @@
 $(OBJS): $(ruby_headers)
-date_core.o: date_tmx.h
+date_core.o: date_tmx.h $(hdrdir)/ruby/encoding.h $(hdrdir)/ruby/oniguruma.h
 date_strftime.o: date_tmx.h
+date_parse.o: $(hdrdir)/ruby/encoding.h $(hdrdir)/ruby/oniguruma.h $(hdrdir)/ruby/re.h $(hdrdir)/ruby/regex.h
+date_strptime.o: $(hdrdir)/ruby/encoding.h $(hdrdir)/ruby/oniguruma.h $(hdrdir)/ruby/re.h $(hdrdir)/ruby/regex.h
+
+
diff --git a/ext/objspace/depend b/ext/objspace/depend
index 3df851014e..d35ff18217 100644
--- a/ext/objspace/depend
+++ b/ext/objspace/depend
@@ -7,3 +7,5 @@ objspace.o: $(HDRS) $(ruby_headers) \
             $(top_srcdir)/node.h $(top_srcdir)/gc.h \
 	    $(hdrdir)/ruby/re.h $(top_srcdir)/node.h $(top_srcdir)/gc.h \
 	    $(top_srcdir)/regint.h $(top_srcdir)/internal.h
+gc_hook.o: $(HDRS) $(ruby_headers) $(hdrdir)/ruby/debug.h
+object_tracing.o: $(HDRS) $(ruby_headers) $(hdrdir)/ruby/debug.h
diff --git a/ext/openssl/depend b/ext/openssl/depend
index 9d47df2a8d..35574e479f 100644
--- a/ext/openssl/depend
+++ b/ext/openssl/depend
@@ -3,3 +3,4 @@ $(OBJS): $(HDRS) $(ruby_headers) \
   $(hdrdir)/ruby/encoding.h \
   $(hdrdir)/ruby/oniguruma.h \
   $(hdrdir)/ruby/thread.h
+ossl.o: $(top_srcdir)/thread_native.h $(top_srcdir)/thread_pthread.h
diff --git a/ext/readline/depend b/ext/readline/depend
index 369bb0fbea..ef0414d9b2 100644
--- a/ext/readline/depend
+++ b/ext/readline/depend
@@ -1,4 +1,5 @@
 readline.o: readline.c $(HDRS) $(ruby_headers) \
   $(hdrdir)/ruby/io.h \
   $(hdrdir)/ruby/encoding.h \
-  $(hdrdir)/ruby/oniguruma.h
+  $(hdrdir)/ruby/oniguruma.h \
+  $(hdrdir)/ruby/thread.h