diff --git a/packages/block-library/src/navigation/index.php b/packages/block-library/src/navigation/index.php
index ac52492821675b..aa572a5c20ac6d 100644
--- a/packages/block-library/src/navigation/index.php
+++ b/packages/block-library/src/navigation/index.php
@@ -471,10 +471,6 @@ function block_core_navigation_get_fallback_blocks() {
 		$fallback_blocks = ! empty( $maybe_fallback ) ? $maybe_fallback : $fallback_blocks;
 	}
 
-	// Normalizing blocks may result in an empty array of blocks if they were all `null` blocks.
-	// In this case default empty blocks.
-	$fallback_blocks = ! empty( $maybe_fallback ) ? $maybe_fallback : array();
-
 	/**
 	 * Filters the fallback experience for the Navigation block.
 	 *