diff --git a/packages/block-editor/src/components/spacing-sizes-control/input-controls/spacing-input-control.js b/packages/block-editor/src/components/spacing-sizes-control/input-controls/spacing-input-control.js
index 58a81d8b130a3..4ba87647dc3ed 100644
--- a/packages/block-editor/src/components/spacing-sizes-control/input-controls/spacing-input-control.js
+++ b/packages/block-editor/src/components/spacing-sizes-control/input-controls/spacing-input-control.js
@@ -3,13 +3,13 @@
  */
 import {
 	Button,
-	CustomSelectControl,
 	Icon,
 	RangeControl,
 	__experimentalHStack as HStack,
 	__experimentalUnitControl as UnitControl,
 	__experimentalUseCustomUnits as useCustomUnits,
 	__experimentalParseQuantityAndUnitFromRawValue as parseQuantityAndUnitFromRawValue,
+	privateApis as componentsPrivateApis,
 } from '@wordpress/components';
 import { useSelect } from '@wordpress/data';
 import { useState, useMemo } from '@wordpress/element';
@@ -31,6 +31,11 @@ import {
 	getPresetValueFromCustomValue,
 	isValueSpacingPreset,
 } from '../utils';
+import { unlock } from '../../../lock-unlock';
+
+const { CustomSelectControlV2Legacy: CustomSelectControl } = unlock(
+	componentsPrivateApis
+);
 
 const CUSTOM_VALUE_SETTINGS = {
 	px: { max: 300, steps: 1 },