diff --git a/layouts/_default/summary.html b/layouts/_default/summary.html
index f8db06e7..50ea8768 100644
--- a/layouts/_default/summary.html
+++ b/layouts/_default/summary.html
@@ -29,7 +29,7 @@
{{ T "publish" }}
- {{- with $params.categories -}}
+ {{- with .Params.categories -}}
{{- T "included" -}}
@@ -56,7 +56,7 @@
{{- /* Footer */ -}}