diff --git a/IPython/html/static/notebook/js/keyboardmanager.js b/IPython/html/static/notebook/js/keyboardmanager.js
index 1e10142..708ed73 100644
--- a/IPython/html/static/notebook/js/keyboardmanager.js
+++ b/IPython/html/static/notebook/js/keyboardmanager.js
@@ -524,14 +524,6 @@ var IPython = (function (IPython) {
return false;
}
},
- 'shift+=' : {
- help : 'merge cell below',
- help_index : 'ek',
- handler : function (event) {
- IPython.notebook.merge_cell_below();
- return false;
- }
- },
'shift+m' : {
help : 'merge cell below',
help_index : 'ek',