diff --git a/debian/changelog b/debian/changelog
index d651b48..2651ba2 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+mozc (1.5.1053.102-3) unstable; urgency=low
+
+  * Fix FTBFS with building binary only.
+    Split override_dh_fixperms to override_dh_fixperms-indeps and arch.
+  * Update dh_clean target. Delete cache files.
+
+ -- Nobuhiro Iwamatsu <iwamatsu@debian.org>  Mon, 14 May 2012 08:24:04 +0900
+
 mozc (1.5.1053.102-2) unstable; urgency=low
 
   * Update debian/copyright to DEP5.
diff --git a/debian/rules b/debian/rules
index 009c6fe..7d335a5 100755
--- a/debian/rules
+++ b/debian/rules
@@ -43,10 +43,15 @@
 	python build_mozc.py clean
 	rm -rf build_tools/__init__.pyc 
 	rm -rf build_tools/mozc_version.pyc
-	rm -rf third_party/rx/rx.Makefile
 	rm -rf build_tools/test_tools/__init__.pyc
 	rm -rf build_tools/test_tools/task_scheduler.pyc
 	rm -rf build_tools/util.pyc
+	rm -rf build_tools/code_generator_util.pyc
+	rm -rf rewriter/embedded_dictionary_compiler.pyc
+	rm -rf rewriter/__init__.pyc
+	rm -rf dictionary/pos_util.pyc
+	rm -rf dictionary/__init__.pyc
+	rm -rf third_party/rx/rx.Makefile
 
 override_dh_auto_install:
 	# ibus-mozc
@@ -68,9 +73,12 @@
 	install -D -m 0755 $(BUILD_DIR)/Release/fcitx-mozc.so \
 		 $(CURDIR)/debian/fcitx-mozc/usr/lib/$(DEB_BUILD_MULTIARCH)/fcitx/fcitx-mozc.so
 
-override_dh_fixperms:
+override_dh_fixperms-arch:
+	chmod -x debian/emacs-mozc/usr/share/emacs/site-lisp/emacs-mozc/mozc.el
+	dh_fixperms
+
+override_dh_fixperms-indep:
 	chmod -x debian/mozc-data/usr/share/icons/mozc/*.png
-	chmod -x debian/emacs-mozc/usr/share/emacs/site-lisp/emacs-mozc/mozc.el
 	dh_fixperms
 
 .PHONY: override_dh_installemacsen