diff --git a/pkgs/tools/system/fcron/default.nix b/pkgs/tools/system/fcron/default.nix
index 233a0c39d17..58719c682cb 100644
--- a/pkgs/tools/system/fcron/default.nix
+++ b/pkgs/tools/system/fcron/default.nix
@@ -2,28 +2,26 @@
 # restart using 'killall -TERM fcron; fcron -b
 # use convert-fcrontab to update fcrontab files
 
-{ stdenv, fetchurl, perl }:
+{ stdenv, fetchurl, perl, busybox, vim }:
 
-stdenv.mkDerivation {
-  name = "fcron-3.0.4";
+stdenv.mkDerivation rec {
+  name = "fcron-3.1.2";
 
   src = fetchurl {
-    url = http://fcron.free.fr/archives/fcron-3.0.4.src.tar.gz;
-    sha256 = "15kgphsfa0nqgjd8yxyz947x2xyljj4iyh298kw4c8bz6iznqxn8";
+    url = "http://fcron.free.fr/archives/${name}.src.tar.gz";
+    sha256 = "0p8sn4m3frh2x2llafq2gbcm46rfrn6ck4qi0d0v3ql6mfx9k4hw";
   };
 
   buildInputs = [ perl ];
 
   configureFlags =
-    [ "--with-sendmail=/var/setuid-wrappers/sendmail"
-      "--with-editor=/var/run/current-system/sw/bin/vi"
+    [ "--with-sendmail=${busybox}/sbin/sendmail"
+      "--with-editor=${vim}/bin/vi"  # TODO customizable
       "--with-bootinstall=no"
       "--sysconfdir=/etc"
       # fcron would have been default user/grp
       "--with-username=root"
       "--with-groupname=root"
-      # fcron must not try to verify that sendmail has already been installed int /var/setuid-wrappers/sendmail
-      "--disable-checks"
     ];
     
   installTargets = "install-staged"; # install does also try to change permissions of /etc/* files
@@ -52,5 +50,6 @@ stdenv.mkDerivation {
     description="A command scheduler with extended capabilities over cron and anacron";
     homepage = http://fcron.free.fr;
     license = "GPLv2";
+    platforms = stdenv.lib.platforms.all;
   };
 }