diff --git a/core/modules/content_moderation/content_moderation.install b/core/modules/content_moderation/content_moderation.install
index 2389d34..ddeecb5 100644
--- a/core/modules/content_moderation/content_moderation.install
+++ b/core/modules/content_moderation/content_moderation.install
@@ -11,9 +11,9 @@
 function content_moderation_requirements($phase) {
   $requirements = [];
   if ($phase === 'install' && \Drupal::moduleHandler()->moduleExists('workspaces')) {
-    $requirements['workspace_incompatibility'] = [
+    $requirements['workspaces_incompatibility'] = [
       'severity' => REQUIREMENT_ERROR,
-      'description' => t('Content Moderation can not be installed when Workspace is also installed.'),
+      'description' => t('Content Moderation can not be installed when Workspaces is also installed.'),
     ];
   }
 
diff --git a/core/modules/workspaces/workspaces.install b/core/modules/workspaces/workspaces.install
index 4bd4493..7bcc18b 100644
--- a/core/modules/workspaces/workspaces.install
+++ b/core/modules/workspaces/workspaces.install
@@ -12,11 +12,21 @@
  */
 function workspaces_requirements($phase) {
   $requirements = [];
-  if ($phase === 'install' && \Drupal::moduleHandler()->moduleExists('content_moderation')) {
-    $requirements['workspace_incompatibility'] = [
-      'severity' => REQUIREMENT_ERROR,
-      'description' => t('Workspace can not be installed when Content Moderation is also installed.'),
-    ];
+  if ($phase === 'install') {
+    if (\Drupal::moduleHandler()->moduleExists('content_moderation')) {
+      $requirements['content_moderation_incompatibility'] = [
+        'severity' => REQUIREMENT_ERROR,
+        'description' => t('Workspaces can not be installed when Content Moderation is also installed.'),
+      ];
+    }
+    if (\Drupal::moduleHandler()->moduleExists('workspace')) {
+      $requirements['workspace_incompatibility'] = [
+        'severity' => REQUIREMENT_ERROR,
+        'description' => t('Workspaces can not be installed when the contributed Workspace module is also installed. See the <a href=":link">upgrade path</a> page for more information on how to upgrade.', [
+          ':link' => 'https://www.drupal.org/node/2987783',
+        ]),
+      ];
+    }
   }
 
   return $requirements;