diff --git a/lib/mongosm.js b/lib/mongosm.js
index 4823a20..7d02d81 100644
--- a/lib/mongosm.js
+++ b/lib/mongosm.js
@@ -95,8 +95,15 @@ mongoose.connection.on('open', function () {
 
   saxStream.on("opentag", parse);
   saxStream.on("closetag", closetag);
-  fs.createReadStream(options.filename)
-    .pipe(saxStream);
+
+  if (options.filename) {
+    fs.createReadStream(options.filename)
+      .pipe(saxStream);
+  } else {
+    process.stdin.resume();
+    process.stdin.setEncoding('utf8');
+    process.stdin.pipe(saxStream);
+  }
 
   saxStream.on("end", function() {
     eof = true;
diff --git a/lib/options.js b/lib/options.js
index dd44c6a..03a4229 100644
--- a/lib/options.js
+++ b/lib/options.js
@@ -3,7 +3,7 @@ module.exports = {
     uri: ""
   },
   verbose: false,
-  filename: "example-osm/way.osm",
+  //filename: "example-osm/way.osm",
   host: "localhost",
   port: "27017",
   database: "test",