diff --git a/.gitignore b/.gitignore
index d84e9f1..7ca83a7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 dict/JMDict*.json
 nazeka@wareya.moe.xpi
+etc/JMDict*
diff --git a/etc/update.sh b/etc/update.sh
new file mode 100644
index 0000000..93513bf
--- /dev/null
+++ b/etc/update.sh
@@ -0,0 +1,4 @@
+#!sh
+curl http://ftp.monash.edu/pub/nihongo/JMdict.gz | gunzip > JMdict
+./process.py
+cp JMdict*.json ../dict