diff --git a/pkgs/servers/mail/spamassassin/default.nix b/pkgs/servers/mail/spamassassin/default.nix
index dc316267e6c..03e579bda20 100644
--- a/pkgs/servers/mail/spamassassin/default.nix
+++ b/pkgs/servers/mail/spamassassin/default.nix
@@ -13,11 +13,11 @@
 #
 
 buildPerlPackage rec {
-  name = "SpamAssassin-3.3.2";
+  name = "SpamAssassin-3.4.0";
 
   src = fetchurl {
     url = "http://apache.imsam.info/spamassassin/source/Mail-${name}.tar.bz2";
-    sha256 = "01d2jcpy423zfnhg123wlhzysih1hmb93nxfspiaajzh9r5rn8y7";
+    sha256 = "0527rv6m5qd41l756fqh9q7sm9m2xfhhy2jchlhbmd39x6x3jfsm";
   };
 
   buildInputs = [ makeWrapper HTMLParser NetDNS NetAddrIP DBFile HTTPDate MailDKIM