diff --git a/src/backend.lua b/src/backend.lua
index 44b287e..d7aa72c 100644
--- a/src/backend.lua
+++ b/src/backend.lua
@@ -182,7 +182,7 @@
   if amount > itemsInStock then
     logger:info("Not enough in stock. Refunding")
     logger:debug("Stock for " .. product.displayName .. " was " .. itemsInStock .. ", requested " .. amount)
-    refund(config.pkey, transaction, amount * product.price, config.messages.notEnoughStock)
+    refund(config.pkey, transaction, transaction.value, config.messages.notEnoughStock)
     return
   end