diff --git a/module/applications/sheets/actors/character.mjs b/module/applications/sheets/actors/character.mjs
index b59fc7a4..016cff13 100644
--- a/module/applications/sheets/actors/character.mjs
+++ b/module/applications/sheets/actors/character.mjs
@@ -139,10 +139,6 @@ export default class CharacterSheet extends DHBaseActorSheet {
             element.addEventListener('change', this.updateItemResource.bind(this));
             element.addEventListener('click', e => e.stopPropagation());
         });
-        htmlElement.querySelectorAll('.inventory-item-quantity').forEach(element => {
-            element.addEventListener('change', this.updateItemQuantity.bind(this));
-            element.addEventListener('click', e => e.stopPropagation());
-        });
 
         // Add listener for armor marks input
         htmlElement.querySelectorAll('.armor-marks-input').forEach(element => {
@@ -593,14 +589,6 @@ export default class CharacterSheet extends DHBaseActorSheet {
         this.render();
     }
 
-    async updateItemQuantity(event) {
-        const item = await getDocFromElement(event.currentTarget);
-        if (!item) return;
-
-        await item.update({ 'system.quantity': event.currentTarget.value });
-        this.render();
-    }
-
     async updateArmorMarks(event) {
         const armor = this.document.system.armor;
         if (!armor) return;
diff --git a/module/applications/sheets/api/base-actor.mjs b/module/applications/sheets/api/base-actor.mjs
index 02dcc448..c5b7e131 100644
--- a/module/applications/sheets/api/base-actor.mjs
+++ b/module/applications/sheets/api/base-actor.mjs
@@ -134,6 +134,10 @@ export default class DHBaseActorSheet extends DHApplicationMixin(ActorSheetV2) {
     _attachPartListeners(partId, htmlElement, options) {
         super._attachPartListeners(partId, htmlElement, options);
 
+        htmlElement.querySelectorAll('.inventory-item-quantity').forEach(element => {
+            element.addEventListener('change', this.updateItemQuantity.bind(this));
+            element.addEventListener('click', e => e.stopPropagation());
+        });
         htmlElement.querySelectorAll('.item-button .action-uses-button').forEach(element => {
             element.addEventListener('contextmenu', DHBaseActorSheet.#modifyActionUses);
         });
@@ -172,6 +176,15 @@ export default class DHBaseActorSheet extends DHApplicationMixin(ActorSheetV2) {
         return this._getContextMenuCommonOptions.call(this, { usable: true, toChat: true });
     }
 
+    /* -------------------------------------------- */
+    /*  Application Listener Actions                */
+    /* -------------------------------------------- */
+
+    async updateItemQuantity(event) {
+        const item = await getDocFromElement(event.currentTarget);
+        await item?.update({ 'system.quantity': event.currentTarget.value });
+    }
+
     /* -------------------------------------------- */
     /*  Application Clicks Actions                  */
     /* -------------------------------------------- */