diff --git a/packages/block-editor/src/components/iframe/content.scss b/packages/block-editor/src/components/iframe/content.scss
index 5ba58f47cd6265..c8b8efee22b153 100644
--- a/packages/block-editor/src/components/iframe/content.scss
+++ b/packages/block-editor/src/components/iframe/content.scss
@@ -27,7 +27,7 @@
 	transform: scale(#{$scale});
 
 	&.is-default-scale {
-		transform: scale( calc( ( min( #{$container-width}, #{$max-width} ) - 2 * #{$frame-size} ) / #{$prev-container-width} ) );
+		transform: scale(calc(( min(#{$container-width}, #{$max-width}) - 2 * #{$frame-size} ) / #{$prev-container-width}));
 	}
 
 	background-color: $gray-300;