diff --git a/simapp/genesis.go b/simapp/genesis.go
index 69fa46b90ef..19328b3f2e0 100644
--- a/simapp/genesis.go
+++ b/simapp/genesis.go
@@ -5,7 +5,7 @@ import (
 )
 
 // GenesisState of the blockchain is represented here as a map of raw json
-// messages key'd by a identifier string.
+// messages key'd by an identifier string.
 // The identifier is used to determine which module genesis information belongs
 // to so it may be appropriately routed during init chain.
 // Within this application default genesis information is retrieved from