diff --git a/README.md b/README.md
index 466a08b..d585c86 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 Decode / Encode Samsung Note 8 (SM-N950N) csc files
 
 ## How To Use
-Download the jar file [here](https://github.com/fei-ke/OmcTextDecoder/releases/download/v0.3/omc-decoder.jar)
+Download the latest jar file [here](https://github.com/fei-ke/OmcTextDecoder/releases)
 
 deocode
 
@@ -10,7 +10,7 @@ deocode
 java -jar omc-decoder.jar -i cscfeature.xml -o cscfeature_decoded.xml
 ```
 
-or try to decode all .xml files under a directory
+or try to decode all files under a directory
 
 ``` shell
 java -jar omc-decoder.jar -i omc -o omc_decoded
@@ -22,7 +22,7 @@ encode
 java -jar omc-decoder.jar -e -i cscfeature_decoded.xml -o cscfeature.xml
 ```
 
-or try to encode all .xml files under a directory
+or try to encode all files under a directory
 
 ``` shell
 java -jar omc-decoder.jar -e -i omc_decoded -o omc_encoded
diff --git a/build.gradle b/build.gradle
index febb685..0aa11b9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 group 'com.fei-ke'
-version '0.3'
+version '0.4'
 
 apply plugin: 'java'
 
diff --git a/src/main/java/Entrance.java b/src/main/java/Entrance.java
index 6ed636d..9cb63dc 100644
--- a/src/main/java/Entrance.java
+++ b/src/main/java/Entrance.java
@@ -66,10 +66,6 @@ private static void decode(File in, File out, boolean decode) {
     private static void decodeFile(File inputFile, File outputFile, boolean decode) {
         try {
             String path = inputFile.getAbsolutePath();
-            if (!path.endsWith(".xml")) {
-                //not xml file, ignored
-                return;
-            }
 
             byte[] bytes;
             if (decode)