diff --git a/envoy/service/ratelimit/v2/rls.proto b/envoy/service/ratelimit/v2/rls.proto
index ce52826a..352c397a 100644
--- a/envoy/service/ratelimit/v2/rls.proto
+++ b/envoy/service/ratelimit/v2/rls.proto
@@ -101,6 +101,9 @@ message RateLimitResponse {
   // descriptors failed and/or what the currently configured limits are for all of them.
   repeated DescriptorStatus statuses = 2;
 
-  // A list of headers to add to the response
+  // [#next-major-version: rename to response_headers_to_add]
   repeated api.v2.core.HeaderValue headers = 3;
+
+  // A list of headers to add to the request when forwarded
+  repeated api.v2.core.HeaderValue request_headers_to_add = 4;
 }
diff --git a/envoy/service/ratelimit/v3alpha/rls.proto b/envoy/service/ratelimit/v3alpha/rls.proto
index 910b24c3..144c34d9 100644
--- a/envoy/service/ratelimit/v3alpha/rls.proto
+++ b/envoy/service/ratelimit/v3alpha/rls.proto
@@ -101,6 +101,9 @@ message RateLimitResponse {
   // descriptors failed and/or what the currently configured limits are for all of them.
   repeated DescriptorStatus statuses = 2;
 
-  // A list of headers to add to the response
+  // [#next-major-version: rename to response_headers_to_add]
   repeated api.v3alpha.core.HeaderValue headers = 3;
+
+  // A list of headers to add to the request when forwarded
+  repeated api.v3alpha.core.HeaderValue request_headers_to_add = 4;
 }