diff --git a/core/MAINTAINERS.txt b/core/MAINTAINERS.txt
index c09194239e9236bd3c943209a6032f8bfe70f1e8..d991d6c44054fccc133c5d412271230aac254083 100644
--- a/core/MAINTAINERS.txt
+++ b/core/MAINTAINERS.txt
@@ -441,6 +441,8 @@ Views
 Workflows
 - Sam Becker 'Sam152' https://www.drupal.org/u/sam152
 
+Workspaces
+- Andrei Mateescu 'amateescu' https://www.drupal.org/u/amateescu
 
 Topic maintainers
 -----------------
diff --git a/core/modules/workspaces/workspaces.info.yml b/core/modules/workspaces/workspaces.info.yml
index 3a0623efd1c64af1b18093dd5daa5646e01eafff..480073af15187d0c59ecf66cee1c58290bc998ed 100644
--- a/core/modules/workspaces/workspaces.info.yml
+++ b/core/modules/workspaces/workspaces.info.yml
@@ -2,8 +2,7 @@ name: Workspaces
 type: module
 description: 'Allows users to stage content or preview a full site by using multiple workspaces on a single site.'
 version: VERSION
-package: Core (Experimental)
-lifecycle: experimental
+package: Core
 configure: entity.workspace.collection
 dependencies:
   - drupal:user
diff --git a/core/tests/Drupal/KernelTests/Core/Theme/Stable9LibraryOverrideTest.php b/core/tests/Drupal/KernelTests/Core/Theme/Stable9LibraryOverrideTest.php
index 80f0ad61540e1f08f0fd822857c298719c4bb0cb..2e3fa0799bacd1758da8cdc8434b7e1f45a7dcee 100644
--- a/core/tests/Drupal/KernelTests/Core/Theme/Stable9LibraryOverrideTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Theme/Stable9LibraryOverrideTest.php
@@ -28,6 +28,10 @@ class Stable9LibraryOverrideTest extends StableLibraryOverrideTestBase {
     'media/drupal.media-icon',
     'options/drupal.options-icon',
     'telephone/drupal.telephone-icon',
+    // This library will be changed in https://www.drupal.org/i/3096017.
+    'workspaces/drupal.workspaces.toolbar',
+    // This library will be removed in https://www.drupal.org/i/3207233.
+    'workspaces/drupal.workspaces.overview',
   ];
 
   /**