diff --git a/src/mixins/analytics-mixin.js b/src/mixins/analytics-mixin.js
index 50115bbf9..3ff326e1c 100644
--- a/src/mixins/analytics-mixin.js
+++ b/src/mixins/analytics-mixin.js
@@ -237,10 +237,12 @@ export default {
                 (lineItem) => lineItem.partType == partTypeStrings.EARLY_BIRD
             );
 
-            const promoCodes = order?.lineItems?.promos
-                ?.map((item) => item.promoCode)
-                .filter((code) => code)
-                .join(", ");
+            const promoCodes = Array.isArray(order?.lineItems?.promos)
+                ? order?.lineItems?.promos
+                      ?.map((item) => item.promoCode)
+                      .filter((code) => code)
+                      .join(", ")
+                : "";
 
             label = {};
             label.serviceType = order?.serviceLocation?.appointmentType;