diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index a3451fd933..22b8e33289 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -1012,7 +1012,7 @@ input[type="color"]:focus,
 
 input[type="radio"],
 input[type="checkbox"] {
-  margin: 3px 0;
+  margin: 4px 0;
   *margin-top: 0;
   /* IE7 */
 
diff --git a/less/forms.less b/less/forms.less
index d127a5e9a2..b2095e6f43 100644
--- a/less/forms.less
+++ b/less/forms.less
@@ -132,7 +132,7 @@ input[type="color"],
 // Position radios and checkboxes better
 input[type="radio"],
 input[type="checkbox"] {
-  margin: 3px 0;
+  margin: 4px 0;
   *margin-top: 0; /* IE7 */
   line-height: normal;
   cursor: pointer;