diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91af4f16c..d59fdb8f7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 * Updated translations for adding new Instance records. Refs UIIN-2630.
 * Inactive Holdings/items on Central tenant when user have affiliation for separate Member with 0 permissions. Fixes UIIN-2689.
 * Ignored hot key command on edit fields. Refs UIIN-2604.
+* Don't render Fast Add record modal in a `<Paneset>` to re-calculate other `<Pane>`'s widths after closing. Fixes UIIN-2690.
 
 ## [10.0.4](https://github.com/folio-org/ui-inventory/tree/v10.0.4) (2023-11-10)
 [Full Changelog](https://github.com/folio-org/ui-inventory/compare/v10.0.3...v10.0.4)
diff --git a/src/components/InstancesList/InstancesList.js b/src/components/InstancesList/InstancesList.js
index 9644d1441..2a6cdf46f 100644
--- a/src/components/InstancesList/InstancesList.js
+++ b/src/components/InstancesList/InstancesList.js
@@ -733,6 +733,7 @@ class InstancesList extends React.Component {
             <Pluggable
               id="clickable-create-inventory-records"
               onClose={this.handleFastAddModalClose}
+              renderInPaneset={false}
               open={this.state.showNewFastAddModal} // control the open modal via state var
               renderTrigger={() => (
                 this.getActionItem({