diff --git a/hw/xbox/nv2a/pgraph/vk/display.c b/hw/xbox/nv2a/pgraph/vk/display.c
index 93caeff8b24..89a1cb87b3b 100644
--- a/hw/xbox/nv2a/pgraph/vk/display.c
+++ b/hw/xbox/nv2a/pgraph/vk/display.c
@@ -18,6 +18,7 @@
  */
 
 #include "renderer.h"
+#include <math.h>
 
 static uint8_t *convert_texture_data__CR8YB8CB8YA8(uint8_t *data_out,
                                                    const uint8_t *data_in,