diff --git a/docs/options.md b/docs/options.md
index f5d1118c21..69c5d0a7be 100644
--- a/docs/options.md
+++ b/docs/options.md
@@ -496,3 +496,8 @@ with info about your project (name and website) so we can add an entry for you.
 
     *   Website: https://github.com/mercari/grpc-federation
     *   Extensions: 1187
+
+1. protoc-gen-openapi
+
+    *   Website: https://github.com/solo-io/protoc-gen-openapi
+    *   Extensions: 1188-1189
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