diff --git a/curses.h b/curses.h
index e87a2ff5..5b81c66f 100644
--- a/curses.h
+++ b/curses.h
@@ -29,7 +29,7 @@ PDCurses portable platform definitions list:
 
 **man-end****************************************************************/
 
-#define PDC_BUILD 3401
+#define PDC_BUILD 3501
 #define PDCURSES        1      /* PDCurses-only routines */
 #define XOPEN           1      /* X/Open Curses routines */
 #define SYSVcurses      1      /* System V Curses routines */