diff --git a/x/auction/keeper/keeper.go b/x/auction/keeper/keeper.go
index 8dc6e13d..9a8ec3e5 100644
--- a/x/auction/keeper/keeper.go
+++ b/x/auction/keeper/keeper.go
@@ -540,9 +540,11 @@ func (k Keeper) RevealBid(ctx sdk.Context, msg auctiontypes.MsgRevealBid) (*auct
 	}
 
 	// Lock bid amount.
-	sdkErr := k.bankKeeper.SendCoinsFromAccountToModule(ctx, signerAddress, auctiontypes.ModuleName, sdk.NewCoins(bidAmount))
-	if sdkErr != nil {
-		return nil, sdkErr
+	if auction.Kind == auctiontypes.AuctionKindVickrey {
+		sdkErr := k.bankKeeper.SendCoinsFromAccountToModule(ctx, signerAddress, auctiontypes.ModuleName, sdk.NewCoins(bidAmount))
+		if sdkErr != nil {
+			return nil, sdkErr
+		}
 	}
 
 	// Update bid.