diff --git a/design/src/SUMMARY.md b/design/src/SUMMARY.md
index 8067cc5a9cc91b6edaf463abc5c147aea7adfb4a..26b95d07d4da54af07d39204ceb93bd62f8edd74 100644
--- a/design/src/SUMMARY.md
+++ b/design/src/SUMMARY.md
@@ -43,6 +43,7 @@
   - [RFC-0020: Service Builder Improvements](./rfcs/rfc0020_service_builder.md)
   - [RFC-0021: Dependency Versions](./rfcs/rfc0021_dependency_versions.md)
   - [RFC-0022: Error Context and Compatibility](./rfcs/rfc0022_error_context_and_compatibility.md)
+  - [RFC-0023: Evolving the new service builder API](./rfcs/rfc0023_refine_builder.md)
 
 - [Contributing](./contributing/overview.md)
   - [Writing and debugging a low-level feature that relies on HTTP](./contributing/writing_and_debugging_a_low-level_feature_that_relies_on_HTTP.md)
diff --git a/design/src/rfcs/overview.md b/design/src/rfcs/overview.md
index 1bbdd70bd0d3707e1827eb90ed4d6513f0ca3171..6a458ad77511e71dba1b8b140f77f8c42591bb80 100644
--- a/design/src/rfcs/overview.md
+++ b/design/src/rfcs/overview.md
@@ -32,3 +32,4 @@
 - [RFC-0020: Service Builder Improvements](./rfc0020_service_builder.md)
 - [RFC-0021: Dependency Versions](./rfc0021_dependency_versions.md)
 - [RFC-0022: Error Context and Compatibility](./rfc0022_error_context_and_compatibility.md)
+- [RFC-0023: Evolving the new service builder API](./rfc0023_refine_builder.md)
diff --git a/design/src/rfcs/rfc0022_refine_builder.md b/design/src/rfcs/rfc0023_refine_builder.md
similarity index 100%
rename from design/src/rfcs/rfc0022_refine_builder.md
rename to design/src/rfcs/rfc0023_refine_builder.md