diff --git a/core/modules/toolbar/config/schema/toolbar.schema.yml b/core/modules/toolbar/config/schema/toolbar.schema.yml
index c0949f2..5ffe3fb 100644
--- a/core/modules/toolbar/config/schema/toolbar.schema.yml
+++ b/core/modules/toolbar/config/schema/toolbar.schema.yml
@@ -14,12 +14,6 @@ toolbar.breakpoints:
   type: mapping
   label: 'Toolbar breakpoint settings'
   mapping:
-    narrow:
-      type: string
-      label: 'Narrow'
-    standard:
-      type: string
-      label: 'Standard'
     wide:
       type: string
       label: 'Wide'
diff --git a/core/modules/toolbar/config/toolbar.settings.yml b/core/modules/toolbar/config/toolbar.settings.yml
index 8a98715..79522f0 100644
--- a/core/modules/toolbar/config/toolbar.settings.yml
+++ b/core/modules/toolbar/config/toolbar.settings.yml
@@ -1,3 +1,2 @@
 breakpoints:
-  - 'module.toolbar.narrow'
   - 'module.toolbar.wide'