diff --git a/packages/communication/src/messages/parser/room/unit/RoomUnitInfoParser.ts b/packages/communication/src/messages/parser/room/unit/RoomUnitInfoParser.ts
index 8abdcf5..bc11063 100644
--- a/packages/communication/src/messages/parser/room/unit/RoomUnitInfoParser.ts
+++ b/packages/communication/src/messages/parser/room/unit/RoomUnitInfoParser.ts
@@ -40,7 +40,7 @@ export class RoomUnitInfoParser implements IMessageParser
         this._standId = wrapper.readInt();
         this._overlayId = wrapper.readInt();
 
-        if(wrapper.bytesAvailable >= 4) this._cardBackgroundId = wrapper.readInt();
+        if(wrapper.bytesAvailable) this._cardBackgroundId = wrapper.readInt();
 
         return true;
     }
diff --git a/packages/communication/src/messages/parser/user/data/UserProfileParser.ts b/packages/communication/src/messages/parser/user/data/UserProfileParser.ts
index da2d53d..4fd679b 100644
--- a/packages/communication/src/messages/parser/user/data/UserProfileParser.ts
+++ b/packages/communication/src/messages/parser/user/data/UserProfileParser.ts
@@ -74,7 +74,7 @@ export class UserProfileParser implements IMessageParser
             this._standId = wrapper.readInt();
             this._overlayId = wrapper.readInt();
 
-            if(wrapper.bytesAvailable >= 4) this._cardBackgroundId = wrapper.readInt();
+            if(wrapper.bytesAvailable) this._cardBackgroundId = wrapper.readInt();
         }
 
         return true;