diff --git a/probability.py b/probability.py
index c2cd9cc..f846027 100644
--- a/probability.py
+++ b/probability.py
@@ -15,13 +15,13 @@ def main():
         employees.append(0)
 
     count = 0
-    for i in xrange(1, 1000001):
+    for i in range(1, 1000001):
         temp = employees[:]
         shuffle(temp)
         if Counter(temp[0:11])[1] == 4:
             count += 1
 
-    print count / 1000000.
+    print(count / 1000000.)
 
 
 if __name__ == '__main__':