diff --git a/_data/concepts.yml b/_data/concepts.yml
index 1e03af5f84d35..ca76a2348a1df 100644
--- a/_data/concepts.yml
+++ b/_data/concepts.yml
@@ -53,6 +53,7 @@ toc:
   - docs/concepts/configuration/manage-compute-resources-container.md
   - docs/concepts/configuration/assign-pod-node.md
   - docs/concepts/configuration/secret.md
+  - docs/concepts/configuration/understanding-configmaps.md
 
 - title: Services, Load Balancing, and Networking
   section:
@@ -86,5 +87,3 @@ toc:
     section:
     - docs/concepts/policy/resource-quotas.md
     - docs/concepts/policy/pod-security-policy.md
-
-