diff --git a/platform_shared/websocket_message.options b/platform_shared/websocket_message.options
index 5bcbacc..5e19f4f 100644
--- a/platform_shared/websocket_message.options
+++ b/platform_shared/websocket_message.options
@@ -34,3 +34,7 @@ socket_message.DownloadOTAData.error max_size:64
 
 socket_message.SonarData.dummy_field max_size:16
 
+socket_message.FeaturesDataResponse.variant max_size:32
+socket_message.FeaturesDataResponse.firmware_built_target max_size:32
+socket_message.FeaturesDataResponse.firmware_name max_size:32
+socket_message.FeaturesDataResponse.firmware_version max_size:32
\ No newline at end of file