diff --git a/docs/3-idl/protobuf.md b/docs/3-idl/protobuf.md
index 25439b9..0576742 100644
--- a/docs/3-idl/protobuf.md
+++ b/docs/3-idl/protobuf.md
@@ -2789,7 +2789,7 @@ AgentType is the enum that represents the different types of agents.
 <a name="protos-CardType"></a>
 
 ### CardType
-
+Type of player&#39;s card.
 
 | Name | Number | Description |
 | ---- | ------ | ----------- |