diff --git a/docs/prds/prd-new-smolmachines-default.md b/docs/prds/0057-smolmachines-default.md
similarity index 98%
rename from docs/prds/prd-new-smolmachines-default.md
rename to docs/prds/0057-smolmachines-default.md
index 6d8c92f..71dd4c4 100644
--- a/docs/prds/prd-new-smolmachines-default.md
+++ b/docs/prds/0057-smolmachines-default.md
@@ -1,4 +1,4 @@
-# PRD prd-new: Promote smolmachines to default backend; convert Docker to example-only
+# PRD 0057: Promote smolmachines to default backend; convert Docker to example-only
 
 - **Status:** Active
 - **Author:** didericis