diff --git a/pkgs/applications/networking/mailreaders/mutt/default.nix b/pkgs/applications/networking/mailreaders/mutt/default.nix
index 86e6873f4b48..fbc9a08bd68f 100644
--- a/pkgs/applications/networking/mailreaders/mutt/default.nix
+++ b/pkgs/applications/networking/mailreaders/mutt/default.nix
@@ -14,16 +14,21 @@ assert saslSupport -> cyrus_sasl != null;
 
 stdenv.mkDerivation {
   name = "mutt-1.5.20";
+  
   src = fetchurl {
     url = ftp://ftp.mutt.org/mutt/devel/mutt-1.5.20.tar.gz;
     sha256 = "15m7m419r82awx4mr4nam25m0kpg0bs9vw1z4a4mrzvlkl3zqycm";
   };
+
+  patches = [ ./openssl.patch ];
+  
   buildInputs = [
     ncurses which perl
     (if headerCache then gdbm else null)
     (if sslSupport then openssl else null)
     (if saslSupport then cyrus_sasl else null)
   ];
+  
   configureFlags = [
     "--with-mailpath=" "--enable-smtp"
     # The next allows building mutt without having anything setgid
diff --git a/pkgs/applications/networking/mailreaders/mutt/openssl.patch b/pkgs/applications/networking/mailreaders/mutt/openssl.patch
new file mode 100644
index 000000000000..6476075d67de
--- /dev/null
+++ b/pkgs/applications/networking/mailreaders/mutt/openssl.patch
@@ -0,0 +1,15 @@
+Fixes a compilation problem with OpenSSL 1.0.0.
+From http://www.freebsd.org/cgi/query-pr.cgi?pr=146261
+
+diff -ru -x '*~' mutt-1.5.20-orig/mutt_ssl.c mutt-1.5.20/mutt_ssl.c
+--- mutt-1.5.20-orig/mutt_ssl.c	2009-06-10 07:08:29.000000000 +0200
++++ mutt-1.5.20/mutt_ssl.c	2010-07-24 10:46:08.000000000 +0200
+@@ -652,7 +652,7 @@
+   char *buf = NULL;
+   int bufsize;
+   /* needed to get the DNS subjectAltNames: */
+-  STACK *subj_alt_names;
++  STACK_OF(GENERAL_NAME) *subj_alt_names;
+   int subj_alt_names_count;
+   GENERAL_NAME *subj_alt_name;
+   /* did we find a name matching hostname? */