diff --git a/classes/CEconItem.js b/classes/CEconItem.js
index 9b2165f..3df1729 100644
--- a/classes/CEconItem.js
+++ b/classes/CEconItem.js
@@ -1,6 +1,6 @@
 module.exports = CEconItem;
 
-function CEconItem(item, descriptions) {
+function CEconItem(item, descriptions, contextID) {
 	var thing;
 	for(thing in item) {
 		if(item.hasOwnProperty(thing)) {
@@ -11,6 +11,7 @@ function CEconItem(item, descriptions) {
 	this.assetid = this.id = (this.id || this.assetid);
 	this.instanceid = this.instanceid || '0';
 	this.amount = parseInt(this.amount, 10);
+	this.contextid = contextID.toString();
 
 	// Merge the description
 	var description = descriptions[this.classid + '_' + this.instanceid];
diff --git a/components/users.js b/components/users.js
index 42c57dd..c749f50 100644
--- a/components/users.js
+++ b/components/users.js
@@ -272,7 +272,7 @@ SteamCommunity.prototype.getUserInventory = function(userID, appID, contextID, t
 					continue;
 				}
 
-				inventory.push(new CEconItem(body.rgInventory[i], body.rgDescriptions));
+				inventory.push(new CEconItem(body.rgInventory[i], body.rgDescriptions, contextID));
 			}
 
 			for(i in body.rgCurrency) {
@@ -280,7 +280,7 @@ SteamCommunity.prototype.getUserInventory = function(userID, appID, contextID, t
 					continue;
 				}
 
-				currency.push(new CEconItem(body.rgInventory[i], body.rgDescriptions));
+				currency.push(new CEconItem(body.rgInventory[i], body.rgDescriptions, contextID));
 			}
 
 			if(body.more) {