diff --git a/x/loan/types/expected_keepers.go b/x/loan/types/expected_keepers.go
index 4a50d01..da63ee4 100644
--- a/x/loan/types/expected_keepers.go
+++ b/x/loan/types/expected_keepers.go
@@ -16,6 +16,9 @@ type AccountKeeper interface {
 type BankKeeper interface {
 	SpendableCoins(context.Context, sdk.AccAddress) sdk.Coins
 	// Methods imported from bank should be defined here
+	SendCoins(ctx context.Context, fromAddr, toAddr sdk.AccAddress, amt sdk.Coins) error
+	SendCoinsFromModuleToModule(ctx context.Context, senderModule, recipientModule string, amt sdk.Coins) error
+	SendCoinsFromAccountToModule(ctx context.Context, senderAddr sdk.AccAddress, recipientModule string, amt sdk.Coins) error
 }
 
 // ParamSubspace defines the expected Subspace interface for parameters.