diff --git a/aurelia-slickgrid/assets/lib/multiple-select/multiple-select.js b/aurelia-slickgrid/assets/lib/multiple-select/multiple-select.js
index 181d223a3..87a4a1bc4 100644
--- a/aurelia-slickgrid/assets/lib/multiple-select/multiple-select.js
+++ b/aurelia-slickgrid/assets/lib/multiple-select/multiple-select.js
@@ -219,8 +219,8 @@
 
       if (this.options.selectAll && !this.options.single) {
         this.$drop.append([
-          '<div class="ms-select-all">',
-          '<label>',
+          '<div class="ms-select-all" style="width: 100%">',
+          '<label style="width: 100%">',
           sprintf('<input type="checkbox" %s />', this.selectAllName),
           sprintf('<span>%s%s%s</span>',
             this.options.selectAllDelimiter[0],