diff --git a/include/grpcpp/impl/codegen/channel_interface.h b/include/grpcpp/impl/codegen/channel_interface.h
index 324c10d17d7..ac82e2f650b 100644
--- a/include/grpcpp/impl/codegen/channel_interface.h
+++ b/include/grpcpp/impl/codegen/channel_interface.h
@@ -156,7 +156,6 @@ class ChannelInterface {
     return internal::Call();
   }
 
-  // EXPERIMENTAL
   // A method to get the callbackable completion queue associated with this
   // channel. If the return value is nullptr, this channel doesn't support
   // callback operations.
diff --git a/include/grpcpp/impl/codegen/server_interface.h b/include/grpcpp/impl/codegen/server_interface.h
index ac87b276cd3..0cea47ee372 100644
--- a/include/grpcpp/impl/codegen/server_interface.h
+++ b/include/grpcpp/impl/codegen/server_interface.h
@@ -354,7 +354,6 @@ class ServerInterface : public internal::CallHook {
     return nullptr;
   }
 
-  // EXPERIMENTAL
   // A method to get the callbackable completion queue associated with this
   // server. If the return value is nullptr, this server doesn't support
   // callback operations.