diff --git a/buttons.less b/buttons.less
index 78371c6ff07d..6f565b73c211 100644
--- a/buttons.less
+++ b/buttons.less
@@ -86,6 +86,10 @@
 .btn-small [class*=" icon-"] {
   margin-top: 0;
 }
+.btn-mini [class^="icon-"],
+.btn-mini [class*=" icon-"] {
+  margin-top: -1px;
+}
 
 // Mini
 .btn-mini {