diff --git a/voltha/adapters/openolt/protos/openolt.proto b/voltha/adapters/openolt/protos/openolt.proto
index 415791d..7e52f02 100644
--- a/voltha/adapters/openolt/protos/openolt.proto
+++ b/voltha/adapters/openolt/protos/openolt.proto
@@ -110,7 +110,12 @@
         };
     }
 
-    rpc GetPonIf(Interface) returns (IntfIndication) { }
+    rpc GetPonIf(Interface) returns (IntfIndication) {
+        option (google.api.http) = {
+            post: "/v1/GetPonIf"
+            body: "*"
+        };
+    }
 
     rpc DisablePonIf(Interface) returns (Empty) {
         option (google.api.http) = {