diff --git a/static/hautes-alpes-2018/_vars.scss b/static/hautes-alpes-2018/_vars.scss
index 5808911d..e357d258 100644
--- a/static/hautes-alpes-2018/_vars.scss
+++ b/static/hautes-alpes-2018/_vars.scss
@@ -43,7 +43,7 @@ $nav-item-hover-background: $button-background;
 
 $cell-background: #EFEFEF;
 $cell-entry-hover-background: #FFCB20;
-$cell-border: none;
+$cell-border: 0;
 $cell-entry-color: #202020;
 $inner-div-margin: 1.5rem 0.5rem;
 $block-padding: 1em;