diff --git a/racket/src/racket/src/schvers.h b/racket/src/racket/src/schvers.h
index aae898fbd9..253befe933 100644
--- a/racket/src/racket/src/schvers.h
+++ b/racket/src/racket/src/schvers.h
@@ -13,12 +13,12 @@
    consistently.)
 */
 
-#define MZSCHEME_VERSION "6.0.0.6"
+#define MZSCHEME_VERSION "6.0.0.900"
 
 #define MZSCHEME_VERSION_X 6
 #define MZSCHEME_VERSION_Y 0
 #define MZSCHEME_VERSION_Z 0
-#define MZSCHEME_VERSION_W 6
+#define MZSCHEME_VERSION_W 900
 
 #define MZSCHEME_VERSION_MAJOR ((MZSCHEME_VERSION_X * 100) + MZSCHEME_VERSION_Y)
 #define MZSCHEME_VERSION_MINOR ((MZSCHEME_VERSION_Z * 1000) + MZSCHEME_VERSION_W)