diff --git a/scripts/pycalc_startup.py b/scripts/pycalc_startup.py
index c50dfb0..1b65c59 100644
--- a/scripts/pycalc_startup.py
+++ b/scripts/pycalc_startup.py
@@ -1,4 +1,5 @@
 from math import *
+from fractions import Fraction
 
 
 def factors(n):