diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index 750a68a997d17958773bd03e41c3b19228d0933d..b47250e828d254b522bf36b30b861b29fd4b62f8 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -2789,7 +2789,7 @@ fieldset[disabled] .btn-link:focus {
 }
 
 .dropdown-menu .divider {
-  height: 1px;
+  height: 2px;
   margin: 9px 0;
   overflow: hidden;
   background-color: #e5e5e5;
@@ -3289,7 +3289,7 @@ button.close {
 }
 
 .nav .divider {
-  height: 1px;
+  height: 2px;
   margin: 9px 0;
   overflow: hidden;
   background-color: #e5e5e5;
@@ -3522,7 +3522,7 @@ button.close {
 }
 
 .navbar .nav > .divider {
-  height: 1px;
+  height: 2px;
   margin: 9px 0;
   overflow: hidden;
   background-color: #e1e1e1;
diff --git a/less/mixins.less b/less/mixins.less
index be75a2f89194d209c7adb7486becc816658bacd8..b44197bccc06af0434cf9df3fc392ec6d94c644d 100644
--- a/less/mixins.less
+++ b/less/mixins.less
@@ -346,7 +346,7 @@
 // -------------------------
 // Dividers (basically an hr) within dropdowns and nav lists
 .nav-divider(@top: #e5e5e5, @bottom: #fff) {
-  height: 1px;
+  height: 2px; // 1px for background, one for border
   margin: ((@line-height-base / 2) - 1) 0;
   overflow: hidden;
   background-color: @top;