diff --git a/intent-core-concepts/index.md b/intent-core-concepts/index.md
index c362afa1..e394ed66 100644
--- a/intent-core-concepts/index.md
+++ b/intent-core-concepts/index.md
@@ -76,11 +76,14 @@ but do have default fixity properties other than `function`.
 <dd>
 {%- for c in fix.concepts -%}
 {{c.concept}} 
+(
 {%- for ch in c.characters -%}
 {{ch}}
-,
+{%- unless forloop.last -%}, {% endunless -%}
 {%- endfor -%}
-,
+
+)
+{% unless forloop.last -%}, {% endunless -%}
 {%- endfor %}
 </dd>
 {% endfor %}