diff --git a/cmd.js b/cmd.js
new file mode 100755
index 0000000..ed84bfd
--- /dev/null
+++ b/cmd.js
@@ -0,0 +1,13 @@
+#!/usr/bin/env node
+
+var sanitize = require('./')
+var replacement = process.argv[2]
+var data = []
+var sanitizeAndOutput = () => {
+  var str = Buffer.concat(data).toString()
+  var sanitized = sanitize(str, { replacement })
+  process.stdout.write(sanitized)
+}
+
+process.stdin.on('data', chunk => data.push(chunk))
+process.stdin.on('end', sanitizeAndOutput)
\ No newline at end of file
diff --git a/package.json b/package.json
index 13ca38d..b9059d2 100644
--- a/package.json
+++ b/package.json
@@ -31,5 +31,6 @@
     "mktemp": "^0.4.0",
     "tape": "^4.2.2",
     "zuul": "^3.7.2"
-  }
+  },
+  "bin": "cmd.js"
 }