diff --git a/Exercise6/utils.py b/Exercise6/utils.py
index 6d99cec8..9be6a112 100755
--- a/Exercise6/utils.py
+++ b/Exercise6/utils.py
@@ -331,7 +331,7 @@ def getVocabList():
 
     :return:
     """
-    vocabList = np.genfromtxt(join('Data', 'vocab.txt'), dtype=object)
+    vocabList = np.genfromtxt(join('Data', 'vocab.txt'), dtype=str)
     return list(vocabList[:, 1].astype(str))