diff --git a/x/marketplace/types/validation.go b/x/marketplace/types/validation.go
index cca8d4f..77801d9 100644
--- a/x/marketplace/types/validation.go
+++ b/x/marketplace/types/validation.go
@@ -34,7 +34,7 @@ func ValidateListing(listing Listing) error {
 // ValidatePrice
 func ValidatePrice(price sdk.Coin) error {
 	if price.IsZero() || price.IsNegative() {
-		return sdkerrors.Wrapf(ErrInvalidPrice, "invalid price %d, only accepts positive amount", price)
+		return sdkerrors.Wrapf(ErrInvalidPrice, "invalid price %s, only accepts positive amount", price.String())
 	}
 	/*
 		if !StringInSlice(price.Denom, allowedDenoms) {