diff --git a/packages/edit-widgets/src/blocks/legacy-widget/block.json b/packages/edit-widgets/src/blocks/legacy-widget/block.json
index 7f3c878656f1f2..ce9ab9fb27acb8 100644
--- a/packages/edit-widgets/src/blocks/legacy-widget/block.json
+++ b/packages/edit-widgets/src/blocks/legacy-widget/block.json
@@ -20,7 +20,8 @@
 	},
 	"supports": {
 		"html": false,
-		"customClassName": false
+		"customClassName": false,
+		"reusable": false
 	},
 	"parent": [
 		"core/widget-area"
diff --git a/packages/edit-widgets/src/blocks/widget-area/block.json b/packages/edit-widgets/src/blocks/widget-area/block.json
index fd3c912908bbe2..e5d4d713a3bd9e 100644
--- a/packages/edit-widgets/src/blocks/widget-area/block.json
+++ b/packages/edit-widgets/src/blocks/widget-area/block.json
@@ -13,6 +13,7 @@
 		"html": false,
 		"inserter": false,
 		"customClassName": false,
+		"reusable": false,
 		"__experimentalToolbar": false
 	}
 }