diff --git a/youtubeExtractor/src/main/java/at/huber/youtubeExtractor/YouTubeExtractor.java b/youtubeExtractor/src/main/java/at/huber/youtubeExtractor/YouTubeExtractor.java
index e4e6394..700e2aa 100644
--- a/youtubeExtractor/src/main/java/at/huber/youtubeExtractor/YouTubeExtractor.java
+++ b/youtubeExtractor/src/main/java/at/huber/youtubeExtractor/YouTubeExtractor.java
@@ -85,9 +85,10 @@ public abstract class YouTubeExtractor extends AsyncTask<String, Void, SparseArr
 
     private static final Pattern patVariableFunction = Pattern.compile("([{; =])([a-zA-Z$][a-zA-Z0-9$]{0,2})\\.([a-zA-Z$][a-zA-Z0-9$]{0,2})\\(");
     private static final Pattern patFunction = Pattern.compile("([{; =])([a-zA-Z$_][a-zA-Z0-9$]{0,2})\\(");
+  
     private static final Pattern patDecryptionJsFile = Pattern.compile("jsbin\\\\/(player(_ias)?-(.+?).js)");
-    private static final Pattern patSignatureDecFunction = Pattern.compile("\"signature\",(.{1,3}?)\\(.{1,10}?\\)");
-    
+    private static final Pattern patSignatureDecFunction = Pattern.compile("(\\w+)\\s*=\\s*function\\((\\w+)\\).\\s*\\2=\\s*\\2\\.split\\(\"\"\\)\\s*;");
+
     private static final SparseArray<Format> FORMAT_MAP = new SparseArray<>();
 
     static {