diff --git a/.changeset/techdocs-you-say-yaml.md b/.changeset/techdocs-you-say-yaml.md
new file mode 100644
index 0000000000..fef2ab3eb9
--- /dev/null
+++ b/.changeset/techdocs-you-say-yaml.md
@@ -0,0 +1,7 @@
+---
+'@backstage/techdocs-common': patch
+---
+
+TechDocs generator stage now supports `mkdocs.yaml` file, in addition to `.yml`
+depending on whichever is present at the time of generation. (Assumes the
+latest `spotify/techdocs` container, running mkdocs `v1.2.2` or greater).