diff --git a/src/video/nv/nv3/render/nv3_render_blit.c b/src/video/nv/nv3/render/nv3_render_blit.c
index fd32e4e61..dc6c74aa3 100644
--- a/src/video/nv/nv3/render/nv3_render_blit.c
+++ b/src/video/nv/nv3/render/nv3_render_blit.c
@@ -19,6 +19,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include <stdio.h>
+#include <string.h>
 #include <86box/86box.h>
 #include <86box/device.h>
 #include <86box/mem.h>