diff --git a/test/pfm/simapp.go b/test/pfm/simapp.go
index f8ed3ae4a2..398fe8604b 100644
--- a/test/pfm/simapp.go
+++ b/test/pfm/simapp.go
@@ -115,7 +115,7 @@ type App interface {
 	Name() string
 
 	// The application types codec.
-	// NOTE: This shoult be sealed before being returned.
+	// NOTE: This should be sealed before being returned.
 	LegacyAmino() *codec.LegacyAmino
 
 	// Application updates every begin block.