app/assets/stylesheets/active_admin/components/_tabs.scss in activeadmin-3.2.2 vs app/assets/stylesheets/active_admin/components/_tabs.scss in activeadmin-3.2.3

@@ -26,16 +26,19 @@
       border-bottom-right-radius: 12px;
     }
 
     a {
       @include light-button;
-      @include gradient(#FFFFFF, #F0F0F0);
-      @include border-colors(#d9d9d9, #d0d0d0, #c5c5c5);
-      text-decoration: none;
-      border-radius: 0;
-      border-width: 1px .5px 1px .5px;
-      margin-right: 0;
-      padding: 4px 14px 4px;
+
+      & {
+        @include gradient(#FFFFFF, #F0F0F0);
+        @include border-colors(#d9d9d9, #d0d0d0, #c5c5c5);
+        text-decoration: none;
+        border-radius: 0;
+        border-width: 1px .5px 1px .5px;
+        margin-right: 0;
+        padding: 4px 14px 4px;
+      }
 
       &:not(.disabled) {
         &:hover {
           @include gradient(#FFFFFF, #F6F6F6);
         }