diff --git a/HISTORY.md b/HISTORY.md
index 56f4d796..2258f38c 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -15,6 +15,8 @@ http://visjs.org
- Made global color options for edges overrule the inheritColors.
- Improved cleaning up of the physics configuration on destroy and in options.
- Made nodes who lost their group revert back to default color.
+- Changed group behaviour, groups now extend the options, not replace. This allows partial defines of color.
+- Fixed bug where box shaped nodes did not use hover color.
### Graph2d
diff --git a/examples/network/06_groups.html b/examples/network/06_groups.html
index 605755ba..19964045 100644
--- a/examples/network/06_groups.html
+++ b/examples/network/06_groups.html
@@ -148,9 +148,6 @@
network = new vis.Network(container, data, options);
}
- function dostuff() {
- nodesData.update({id:16,group:null})
- }
@@ -163,7 +160,6 @@
-