diff --git a/packages/block-editor/src/components/inserter/style.scss b/packages/block-editor/src/components/inserter/style.scss
index 604268fb1fe43..354a0fa70ffc5 100644
--- a/packages/block-editor/src/components/inserter/style.scss
+++ b/packages/block-editor/src/components/inserter/style.scss
@@ -117,10 +117,10 @@ $block-inserter-tabs-height: 44px;
 
 	.block-editor-inserter__tablist {
 		width: 100%;
+		margin-bottom: -$border-width;
 
 		button[role="tab"] {
 			flex-grow: 1;
-			margin-bottom: -$border-width;
 			&[id$="reusable"] {
 				flex-grow: inherit;
 				// These are to align the `reusable` icon with the search icon.