diff --git a/packages/edit-post/src/plugins/index.js b/packages/edit-post/src/plugins/index.js
index 34db5f51dd1a1..05a079db4738f 100644
--- a/packages/edit-post/src/plugins/index.js
+++ b/packages/edit-post/src/plugins/index.js
@@ -5,6 +5,7 @@ import { MenuItem } from '@wordpress/components';
 import { Fragment } from '@wordpress/element';
 import { __ } from '@wordpress/i18n';
 import { registerPlugin } from '@wordpress/plugins';
+import { addQueryArgs } from '@wordpress/url';
 
 /**
  * Internal dependencies
@@ -22,7 +23,7 @@ registerPlugin( 'edit-post', {
 						<Fragment>
 							<MenuItem
 								role="menuitem"
-								href="edit.php?post_type=wp_block"
+								href={ addQueryArgs( 'edit.php', { post_type: 'wp_block' } ) }
 							>
 								{ __( 'Manage All Reusable Blocks' ) }
 							</MenuItem>
diff --git a/packages/editor/src/components/inserter/menu.js b/packages/editor/src/components/inserter/menu.js
index 0f5ebb437f9e1..7fb3cb2ffdca6 100644
--- a/packages/editor/src/components/inserter/menu.js
+++ b/packages/editor/src/components/inserter/menu.js
@@ -32,6 +32,7 @@ import {
 import { withDispatch, withSelect } from '@wordpress/data';
 import { withInstanceId, compose, withSafeTimeout } from '@wordpress/compose';
 import { LEFT, RIGHT, UP, DOWN, BACKSPACE, ENTER } from '@wordpress/keycodes';
+import { addQueryArgs } from '@wordpress/url';
 
 /**
  * Internal dependencies
@@ -323,7 +324,7 @@ export class InserterMenu extends Component {
 							<BlockTypesList items={ reusableItems } onSelect={ onSelect } onHover={ this.onHover } />
 							<a
 								className="editor-inserter__manage-reusable-blocks"
-								href="edit.php?post_type=wp_block"
+								href={ addQueryArgs( 'edit.php', { post_type: 'wp_block' } ) }
 							>
 								{ __( 'Manage All Reusable Blocks' ) }
 							</a>