diff --git a/README.md b/README.md
index 9800f51..996d6f3 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,12 @@
 # Encoding-with-zxing
 Encoding with zxing (Qr code, PDF 417)
+
+
+Add library dependency
+
+    compile project(path: ':encoding_zxing_lib')
+
+        imageView.setImageBitmap(EncodingZxing.encodeToQrCode("Encoding with zxing", 500));
+
+
+        imageView.setImageBitmap(EncodingZxing.encodeToPDF417("Encoding with zxing", 500, Color.BLACK, Color.WHITE));