diff --git a/packages/block-editor/src/components/global-styles/background-panel.js b/packages/block-editor/src/components/global-styles/background-panel.js
index 2647e936be490..2761a79a70b13 100644
--- a/packages/block-editor/src/components/global-styles/background-panel.js
+++ b/packages/block-editor/src/components/global-styles/background-panel.js
@@ -464,7 +464,7 @@ function BackgroundSizeToolsPanelItem( {
 				label={ __( 'Size' ) }
 				value={ currentValueForToggle }
 				onChange={ updateBackgroundSize }
-				isBlock={ true }
+				isBlock
 				help={ backgroundSizeHelpText( sizeValue ) }
 			>
 				<ToggleGroupControlOption