diff --git a/mesh.options b/mesh.options
index 5db0b7c..05a7ef6 100644
--- a/mesh.options
+++ b/mesh.options
@@ -12,7 +12,7 @@
 # note: this payload length is ONLY the bytes that are sent inside of the Data protobuf (excluding protobuf overhead). The 16 byte header is
 # outside of this envelope
 *Data.payload max_size:237
-*Data.int_size:8
+*Data.group_id int_size:8
 
 *GroupInfo.group max_length:16 max_count:10