diff --git a/sig2ms.py b/sig2ms.py
old mode 100644
new mode 100755
index 06735b1..2696ac7
--- a/sig2ms.py
+++ b/sig2ms.py
@@ -9,6 +9,7 @@ def noise_one(c):
     return c
 
 def noise(s):
+    return s
     return "".join(noise_one(c) for c in s)
 
 wf = {}