diff --git a/trunk/src/com/jpexs/asdec/Main.java b/trunk/src/com/jpexs/asdec/Main.java
index 824a33826..16a3da6b9 100644
--- a/trunk/src/com/jpexs/asdec/Main.java
+++ b/trunk/src/com/jpexs/asdec/Main.java
@@ -179,7 +179,8 @@ public class Main {
 
     public static SWF parseSWF(String file) throws Exception {
         FileInputStream fis = new FileInputStream(file);
-        SWF locswf = new SWF(fis);
+        InputStream bis = new BufferedInputStream(fis);
+        SWF locswf = new SWF(bis);
         return locswf;
     }