diff --git a/libfreerdp-core/update.c b/libfreerdp-core/update.c

index c828b2214..5af9f6ab1 100644

--- a/libfreerdp-core/update.c

+++ b/libfreerdp-core/update.c

@@ -90,7 +90,7 @@ void update_read_bitmap(rdpUpdate* update, STREAM* s, BITMAP_UPDATE* bitmap_upda

 	if (bitmap_update->number > bitmap_update->count)

 	{

-		uint16 count;

+		uint32 count;

 		count = bitmap_update->number * 2;