diff --git a/app/design/frontend/Magento/blank/web/css/source/_extends.less b/app/design/frontend/Magento/blank/web/css/source/_extends.less
index 19c76d2feb454..58adadf8f1a82 100644
--- a/app/design/frontend/Magento/blank/web/css/source/_extends.less
+++ b/app/design/frontend/Magento/blank/web/css/source/_extends.less
@@ -1232,7 +1232,7 @@
     }
 }
 
-.media-width(@extremum, @break) when (@extremum = 'max') and (@break = (@screen__m + 1)) {
+.media-width(@extremum, @break) when (@extremum = 'max') and (@break = @screen__m) {
     .abs-checkout-tooltip-content-position-top-mobile {
         @abs-checkout-tooltip-content-position-top();
     }
diff --git a/app/design/frontend/Magento/luma/web/css/source/_extends.less b/app/design/frontend/Magento/luma/web/css/source/_extends.less
index c2a3e7dbd8392..20fa098ba2c4a 100644
--- a/app/design/frontend/Magento/luma/web/css/source/_extends.less
+++ b/app/design/frontend/Magento/luma/web/css/source/_extends.less
@@ -1673,7 +1673,7 @@
     }
 }
 
-.media-width(@extremum, @break) when (@extremum = 'max') and (@break = (@screen__m + 1)) {
+.media-width(@extremum, @break) when (@extremum = 'max') and (@break = @screen__m) {
     .abs-checkout-tooltip-content-position-top-mobile {
         @abs-checkout-tooltip-content-position-top();
     }