diff --git a/src/wp-includes/class-wp-theme-json.php b/src/wp-includes/class-wp-theme-json.php
index f9965a754989a..3f2d8c245bf44 100644
--- a/src/wp-includes/class-wp-theme-json.php
+++ b/src/wp-includes/class-wp-theme-json.php
@@ -744,6 +744,7 @@ public static function get_element_class_name( $element ) {
 		array( 'spacing', 'margin' ),
 		array( 'spacing', 'padding' ),
 		array( 'typography', 'lineHeight' ),
+		array( 'typography', 'textColumns' ),
 	);
 
 	/**
diff --git a/tests/phpunit/tests/theme/wpThemeJson.php b/tests/phpunit/tests/theme/wpThemeJson.php
index 45bc0681b0223..705069bf64fd6 100644
--- a/tests/phpunit/tests/theme/wpThemeJson.php
+++ b/tests/phpunit/tests/theme/wpThemeJson.php
@@ -291,7 +291,8 @@ public function test_get_settings_appearance_true_opts_in() {
 				'padding'  => true,
 			),
 			'typography' => array(
-				'lineHeight' => true,
+				'lineHeight'  => true,
+				'textColumns' => true,
 			),
 			'blocks'     => array(
 				'core/paragraph' => array(
@@ -329,7 +330,8 @@ public function test_get_settings_appearance_true_opts_in() {
 						'padding'  => true,
 					),
 					'typography' => array(
-						'lineHeight' => false,
+						'lineHeight'  => false,
+						'textColumns' => true,
 					),
 				),
 			),