diff --git a/libfreerdp/core/server.c b/libfreerdp/core/server.c
index b71f09854..9f1e689d2 100644
--- a/libfreerdp/core/server.c
+++ b/libfreerdp/core/server.c
@@ -300,7 +300,7 @@ static int wts_write_variable_uint(wStream* stream, UINT32 val)
 	}
 	else
 	{
-		cb = 3;
+		cb = 2;
 		Stream_Write_UINT32(stream, val);
 	}