diff --git a/examples/reference/widgets/CheckBoxGroup.ipynb b/examples/reference/widgets/CheckBoxGroup.ipynb
index 19a8ac3e4d..4e8346c850 100644
--- a/examples/reference/widgets/CheckBoxGroup.ipynb
+++ b/examples/reference/widgets/CheckBoxGroup.ipynb
@@ -26,7 +26,7 @@
     "##### Core\n",
     "\n",
     "* **``options``** (list or dict): List or dictionary of options\n",
-    "* **``value``** (boolean): Currently selected options\n",
+    "* **``value``** (list): Currently selected options\n",
     "\n",
     "##### Display\n",
     "\n",