diff --git a/src/Service/HubFilter/Filters/InventoryHubFilter.php b/src/Service/HubFilter/Filters/InventoryHubFilter.php
index 9bcc883c..beef4199 100644
--- a/src/Service/HubFilter/Filters/InventoryHubFilter.php
+++ b/src/Service/HubFilter/Filters/InventoryHubFilter.php
@@ -93,7 +93,7 @@ class InventoryHubFilter extends BaseHubFilter implements HubFilterInterface
         foreach ($branches as $branch) {
             if (isset($branch['BranchCode'])) {
                 // filter out branch if it does not have sufficient inventory
-                if ($branch['Quantity'] < $params['items'][$branch['SapCode']] &&
+                if (!isset($params['items'][$branch['SapCode']]) || $branch['Quantity'] < $params['items'][$branch['SapCode']] &&
                     !isset($hubs_to_filter[$branch['BranchCode']])
                 ) {
                     error_log("FILTERING BRANCH WITH NO INVENTORY: " . $branch['BranchCode']);