diff --git a/src/scss/tom-select.scss b/src/scss/tom-select.scss
index 0cc980c7..7102bc79 100644
--- a/src/scss/tom-select.scss
+++ b/src/scss/tom-select.scss
@@ -49,7 +49,7 @@ $select-border-width:							1px !default;
 $select-border:									$select-border-width solid $select-color-border !default;
 $select-dropdown-border:						1px solid $select-color-dropdown-border !default;
 $select-border-radius:							3px !default;
-$select-width-item-border:						0 !default;
+$select-width-item-border:						0px !default;
 $select-max-height-dropdown:					200px !default;
 $select-padding-x:								8px !default;
 $select-padding-y:								8px !default;
@@ -62,8 +62,8 @@ $select-margin-item-y:							3px !default;
 $select-arrow-size:								5px !default;
 $select-arrow-color:							#808080 !default;
 $select-arrow-offset:							15px !default;
-$select-caret-margin:							0 4px !default;
-$select-caret-margin-rtl:						0 4px 0 -2px !default;
+$select-caret-margin:							0px 4px !default;
+$select-caret-margin-rtl:						0px 4px 0px -2px !default;
 $select-spinner-size:							30px !default;
 $select-spinner-border-size:					5px !default;
 $select-spinner-border-color:					$select-color-border !default;