diff --git a/release/scripts/startup/bl_ui/space_view3d.py b/release/scripts/startup/bl_ui/space_view3d.py
index 03f56238181..cf94fff0f2c 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -639,6 +639,7 @@ class VIEW3D_MT_select_edit_lattice(Menu):
         layout.separator()
 
         layout.operator("lattice.select_all", text="Select/Deselect All")
+        layout.operator("lattice.select_all", text="Inverse").action = 'INVERT'
 
 
 class VIEW3D_MT_select_edit_armature(Menu):
diff --git a/source/blender/editors/object/object_ops.c b/source/blender/editors/object/object_ops.c
index 2b6707de42b..cb231fcd413 100644
--- a/source/blender/editors/object/object_ops.c
+++ b/source/blender/editors/object/object_ops.c
@@ -403,8 +403,11 @@ void ED_keymap_object(wmKeyConfig *keyconf)
 	keymap= WM_keymap_find(keyconf, "Lattice", 0, 0);
 	keymap->poll= ED_operator_editlattice;
 
-	WM_keymap_add_item(keymap, "LATTICE_OT_select_all", AKEY, KM_PRESS, 0, 0);
-	
+	kmi = WM_keymap_add_item(keymap, "LATTICE_OT_select_all", AKEY, KM_PRESS, 0, 0);
+	RNA_enum_set(kmi->ptr, "action", SEL_TOGGLE);
+	kmi = WM_keymap_add_item(keymap, "LATTICE_OT_select_all", IKEY, KM_PRESS, KM_CTRL, 0);
+	RNA_enum_set(kmi->ptr, "action", SEL_INVERT);
+
 	WM_keymap_add_item(keymap, "OBJECT_OT_vertex_parent_set", PKEY, KM_PRESS, KM_CTRL, 0);
 	
 	/* menus */