diff --git a/tools/conll2text.py b/tools/conll2text.py
index 24ef74b965f24496ba2952330feae974504fec28..a9b40caa5cc4db0eed092899aae24310d0da767c 100755
--- a/tools/conll2text.py
+++ b/tools/conll2text.py
@@ -8,7 +8,7 @@ def printUsageAndExit() :
   exit(1)
 
 def choseDelimiter() :
-  return random.choices(["\n", " "], k=1, weights=[10, 50])[0]
+  return random.sample(["\n", " ", " ", " ", " ", " "], k=1)[0]
 
 if __name__ == "__main__" :