diff --git a/scheme/last-revision b/scheme/last-revision
index 228b4e4..131de0b 100644
--- a/scheme/last-revision
+++ b/scheme/last-revision
@@ -1 +1 @@
-1498
+1499
diff --git a/scheme/makefile.ss b/scheme/makefile.ss
index 8979255..8499fe9 100755
--- a/scheme/makefile.ss
+++ b/scheme/makefile.ss
@@ -1224,6 +1224,7 @@
     [change-mode                                 i]
     [make-symbolic-link                          i]
     [file-ctime                                  i]
+    [fork                                        i]
     [define-record-type                          i r rs]
     [fields                                      i r rs]
     [immutable                                   i r rs]