diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..cd1f2c9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.mo
diff --git a/Makefile b/Makefile
index 43976c4..a8a25cd 100644
--- a/Makefile
+++ b/Makefile
@@ -10,18 +10,26 @@ LN=ln
 MKDIR=mkdir -p
 PYTHON=python3
 RM=rm -f -v
+MSGFMT=msgfmt
 
 all:
+	for pofiles in en ja zh_CN zh_TW; do \
+		$(MSGFMT) "po/$$pofiles.po" -o "po/$$pofiles.mo" ; \
+	done
 
 install:
 	$(MKDIR) "$(DESTDIR)$(PREFIX)/share/danmaku2ass"
 	$(INSTALL) -Dm0755 danmaku2ass.py "$(DESTDIR)$(PREFIX)/share/danmaku2ass/danmaku2ass.py"
-	$(CP) -R locale "$(DESTDIR)$(PREFIX)/share/danmaku2ass/"
+	for locale in en ja zh_CN zh_TW; do \
+		$(MKDIR) "$(DESTDIR)$(PREFIX)/share/locale/$$locale/LC_MESSAGES" ; \
+		$(CP) "po/$$locale.mo" "$(DESTDIR)$(PREFIX)/share/locale/$$locale/LC_MESSAGES/danmaku2ass.mo" ; \
+	done
 	$(MKDIR) "$(DESTDIR)$(PREFIX)/bin"
 	$(LN) -s "$(PREFIX)/share/danmaku2ass/danmaku2ass.py" "$(DESTDIR)$(PREFIX)/bin/danmaku2ass"
 
 clean:
 	$(RM) -R __pycache__
+	$(RM) po/*.mo
 
 uninstall:
 	$(RM) -R "$(DESTDIR)$(PREFIX)/bin/danmaku2ass" "$(DESTDIR)$(PREFIX)/share/danmaku2ass"
diff --git a/PKGBUILD b/PKGBUILD
index 42b034a..8328529 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -20,6 +20,11 @@ pkgver() {
   git log -1 --format="%cd" --date=short | tr -d -
 }
 
+build() {
+  cd "$srcdir/danmaku2ass"
+  make
+}
+
 package() {
   cd "$srcdir/danmaku2ass"
   make install DESTDIR="$pkgdir" PREFIX=/usr
diff --git a/README.md b/README.md
index e0b6173..b5191f9 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,20 @@ First, you will have to get the XML or JSON file from Niconico/Acfun/Bilibili, m
 
 Then, execute `danmaku2ass`. You can see further instructions below.
 
+Installing
+----------
+
+You may install `danmaku2ass` with the Makefile provided.
+
+```sh
+make
+make install
+```
+
+`PREFIX=` is accepted by `make install` for specifying installation prefix.
+
+A PKGBUILD is also provided.
+
 Example usage
 -------------
 
diff --git a/locale/en/LC_MESSAGES/danmaku2ass.mo b/locale/en/LC_MESSAGES/danmaku2ass.mo
deleted file mode 100644
index 17490be..0000000
Binary files a/locale/en/LC_MESSAGES/danmaku2ass.mo and /dev/null differ
diff --git a/locale/ja/LC_MESSAGES/danmaku2ass.mo b/locale/ja/LC_MESSAGES/danmaku2ass.mo
deleted file mode 100644
index 8f6018b..0000000
Binary files a/locale/ja/LC_MESSAGES/danmaku2ass.mo and /dev/null differ
diff --git a/locale/zh_CN/LC_MESSAGES/danmaku2ass.mo b/locale/zh_CN/LC_MESSAGES/danmaku2ass.mo
deleted file mode 100644
index fe074d2..0000000
Binary files a/locale/zh_CN/LC_MESSAGES/danmaku2ass.mo and /dev/null differ
diff --git a/locale/zh_TW/LC_MESSAGES/danmaku2ass.mo b/locale/zh_TW/LC_MESSAGES/danmaku2ass.mo
deleted file mode 100644
index ce7d6d1..0000000
Binary files a/locale/zh_TW/LC_MESSAGES/danmaku2ass.mo and /dev/null differ
diff --git a/locale/en/LC_MESSAGES/danmaku2ass.po b/po/en.po
similarity index 100%
rename from locale/en/LC_MESSAGES/danmaku2ass.po
rename to po/en.po
diff --git a/locale/ja/LC_MESSAGES/danmaku2ass.po b/po/ja.po
similarity index 100%
rename from locale/ja/LC_MESSAGES/danmaku2ass.po
rename to po/ja.po
diff --git a/locale/zh_CN/LC_MESSAGES/danmaku2ass.po b/po/zh_CN.po
similarity index 100%
rename from locale/zh_CN/LC_MESSAGES/danmaku2ass.po
rename to po/zh_CN.po
diff --git a/locale/zh_TW/LC_MESSAGES/danmaku2ass.po b/po/zh_TW.po
similarity index 100%
rename from locale/zh_TW/LC_MESSAGES/danmaku2ass.po
rename to po/zh_TW.po