diff --git a/packages/block-library/src/form/index.php b/packages/block-library/src/form/index.php
index 9fbb04c438984c..b9e3a9c25c6286 100644
--- a/packages/block-library/src/form/index.php
+++ b/packages/block-library/src/form/index.php
@@ -35,7 +35,11 @@ function render_block_core_form( $attributes, $content ) {
 
 	$extra_fields = apply_filters( 'render_block_core_form_extra_fields', '', $attributes );
 
-	return str_replace( '</form>', $extra_fields . '</form>', $processed_content->get_updated_html() );
+	return str_replace(
+		'</form>',
+		$extra_fields . '</form>',
+		$processed_content->get_updated_html()
+	);
 }
 
 /**