diff --git a/.changeset/long-peas-repeat.md b/.changeset/long-peas-repeat.md
new file mode 100644
index 0000000000..1ea65056b4
--- /dev/null
+++ b/.changeset/long-peas-repeat.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs-node': patch
+---
+
+Add support for mapping custom tags in the techdocs yaml parser that validates the mkdocs.yaml file