diff --git a/contracts/examples/crypto-kitties/documentation.md b/contracts/examples/crypto-kitties/documentation.md
index 08eaa690ae..cc30ffea44 100644
--- a/contracts/examples/crypto-kitties/documentation.md
+++ b/contracts/examples/crypto-kitties/documentation.md
@@ -77,7 +77,7 @@ Of course, this can be made as simple or as complex as wanted. You could even im
 
 # Kitty Auction Contract
 
-This is the contract that handles kitty auctioning. The are two types of auctions supported:
+This is the contract that handles kitty auctioning. There are two types of auctions supported:
 - selling auction: Once the auction is complete, the kitty is sold to the winner
 - siring auction: The winner of the auction gets the right to use the kitty as a sire for one of their matron kitties