diff --git a/fibo.py b/fibo.py
index 4361cce..8be77c5 100644
--- a/fibo.py
+++ b/fibo.py
@@ -3,6 +3,9 @@ def fib(n): # write Fibonacci series up to n
 	while b < n:
 		print b,
 		a, b = b, a+b
+		a +=1
+		b +=1
+		a=b
 
 def fib2(n): # return Fibonacci series up to n
 	result = []