diff --git a/demos/lv_demos.c b/demos/lv_demos.c
index b22a392b3b..56f0637b2a 100644
--- a/demos/lv_demos.c
+++ b/demos/lv_demos.c
@@ -8,7 +8,13 @@
  *********************/
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
+
+#ifdef _MSC_VER
+    #include <io.h>
+#else
+    #include <unistd.h>
+#endif
+
 
 #include "lv_demos.h"