diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index 364509ecaecbb415d4dccf45c2418426356d1a1a..20a43ccbdc3a949127ec04428cccadbf58bb0cbe 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -3516,6 +3516,10 @@ input[type="submit"].btn.btn-mini {
 
 .btn-group-vertical {
   display: inline-block;
+  *display: inline;
+  /* IE7 inline-block hack */
+
+  *zoom: 1;
 }
 
 .btn-group-vertical .btn {
diff --git a/less/button-groups.less b/less/button-groups.less
index 3197cb394d7293804a6e5faa5ac1084c3da8b904..01baebd541f7b4670fe35868dfb41f8165daad69 100644
--- a/less/button-groups.less
+++ b/less/button-groups.less
@@ -214,6 +214,7 @@
 
 .btn-group-vertical {
   display: inline-block; // makes buttons only take up the width they need
+  .ie7-inline-block();
 }
 .btn-group-vertical .btn {
   display: block;