diff --git a/.changeset/hot-wasps-cover.md b/.changeset/hot-wasps-cover.md
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+---
+'@backstage/backend-common': patch
+---
+
+Updated to work with the new `type: 'pem'` with `createHttpServer` from `@backstage/backend-app-api`
diff --git a/.changeset/soft-actors-worry.md b/.changeset/soft-actors-worry.md
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+---
+'@backstage/backend-app-api': minor
+---
+
+**BREAKING** `HttpServerCertificateOptions` when specified with a `key` and `cert` should also have the `type: 'pem'` instead of `type: 'plain'`