diff --git a/specification/common/attribute-naming.md b/specification/common/attribute-naming.md
index 6599f6b23..1cf593b9f 100644
--- a/specification/common/attribute-naming.md
+++ b/specification/common/attribute-naming.md
@@ -3,13 +3,16 @@
 **Status**: [Experimental](../document-status.md)
 
 <details>
-<summary>
-Table of Contents
-</summary>
+<summary>Table of Contents</summary>
 
-- [Name Pluralization Guidelines](#name-pluralization-guidelines)
+<!-- toc -->
+
+- [Name Pluralization guidelines](#name-pluralization-guidelines)
 - [Recommendations for OpenTelemetry Authors](#recommendations-for-opentelemetry-authors)
 - [Recommendations for Application Developers](#recommendations-for-application-developers)
+- [otel.* Namespace](#otel-namespace)
+
+<!-- tocstop -->
 
 </details>
 
diff --git a/specification/common/common.md b/specification/common/common.md
index 19d3d87eb..3e5f17045 100644
--- a/specification/common/common.md
+++ b/specification/common/common.md
@@ -3,13 +3,15 @@
 **Status**: [Stable, Feature-freeze](../document-status.md)
 
 <details>
-<summary>
-Table of Contents
-</summary>
+<summary>Table of Contents</summary>
+
+<!-- toc -->
 
 - [Attribute](#attribute)
-  - [Attribute Limits](#attribute-limits)
-    - [Exempt Entities](#exempt-entities)
+  * [Attribute Limits](#attribute-limits)
+    + [Exempt Entities](#exempt-entities)
+
+<!-- tocstop -->
 
 </details>