diff --git a/lib/proguard-rules.pro b/lib/proguard-rules.pro
index e786d4a..5f56bf8 100644
--- a/lib/proguard-rules.pro
+++ b/lib/proguard-rules.pro
@@ -20,6 +20,7 @@
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
 
+
 #ZXingLite
 -dontwarn com.king.zxing.**
 -keep class com.king.zxing.**{ *;}