diff --git a/redocly.yaml b/redocly.yaml
index 263f0bca..28dda2db 100644
--- a/redocly.yaml
+++ b/redocly.yaml
@@ -1,10 +1,11 @@
 # See https://redocly.com/docs/cli/configuration/ for more information.
 extends:
-  - minimal
+  - recommended-strict
 rules:
   info-license: off
   security-defined: off
   operation-4xx-response: off
   no-invalid-media-type-examples: off
   no-path-trailing-slash: off
-  operation-2xx-response: off
\ No newline at end of file
+  operation-2xx-response: off
+  spec-strict-refs: error
\ No newline at end of file