diff --git a/pkgs/servers/mail/rspamd/default.nix b/pkgs/servers/mail/rspamd/default.nix
index 13834f95282..2b81edf48ba 100644
--- a/pkgs/servers/mail/rspamd/default.nix
+++ b/pkgs/servers/mail/rspamd/default.nix
@@ -1,22 +1,22 @@
 { stdenv, fetchFromGitHub, cmake, perl
-, file, glib, gmime, libevent, luajit, openssl, pcre, pkgconfig, sqlite, ragel }:
+, file, glib, gmime, libevent, luajit, openssl, pcre, pkgconfig, sqlite, ragel, icu, libfann }:
 
 let libmagic = file;  # libmagic provided by file package ATM
 in
 
 stdenv.mkDerivation rec {
   name = "rspamd-${version}";
-  version = "1.4.3";
+  version = "1.6.5";
 
   src = fetchFromGitHub {
     owner = "vstakhov";
     repo = "rspamd";
     rev = version;
-    sha256 = "1wrqi8vsd61rc48x2gyhc0xrir9pr372lpkyhwgx1rpxzdxsdwh9";
+    sha256 = "1idy81absr5w677d4jlzic33hsrn0zjzbfhhdn6viym9vr8dvjx9";
   };
 
   nativeBuildInputs = [ cmake pkgconfig perl ];
-  buildInputs = [ glib gmime libevent libmagic luajit openssl pcre sqlite ragel ];
+  buildInputs = [ glib gmime libevent libmagic luajit openssl pcre sqlite ragel icu libfann];
 
   postPatch = ''
     substituteInPlace conf/common.conf --replace "\$CONFDIR/rspamd.conf.local" "/etc/rspamd/rspamd.conf.local"