diff --git a/src/include/curses.h b/src/include/curses.h
index 1f6fe029..cf8cc53c 100644
--- a/src/include/curses.h
+++ b/src/include/curses.h
@@ -2,6 +2,7 @@
 #define CURSES_H
 
 #include <stdint.h>
+#include <stdbool.h>
 #include <stdarg.h>
 #include <ipxe/console.h>
 
@@ -25,7 +26,6 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 #undef  TRUE
 #define TRUE	(1)
 
-typedef int bool;
 typedef uint32_t chtype;
 typedef uint32_t attr_t;
 
diff --git a/src/include/stdbool.h b/src/include/stdbool.h
new file mode 100644
index 00000000..c49a7f19
--- /dev/null
+++ b/src/include/stdbool.h
@@ -0,0 +1,10 @@
+#ifndef _STDBOOL_H
+#define _STDBOOL_H
+
+FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+
+#define bool _Bool
+#define true 1
+#define false 0
+
+#endif /* _STDBOOL_H */