diff --git a/pkgs/applications/networking/mailreaders/mutt/default.nix b/pkgs/applications/networking/mailreaders/mutt/default.nix
index a7b90c284acf..a94555e7959b 100644
--- a/pkgs/applications/networking/mailreaders/mutt/default.nix
+++ b/pkgs/applications/networking/mailreaders/mutt/default.nix
@@ -27,11 +27,11 @@ with lib;
 
 stdenv.mkDerivation rec {
   pname = "mutt";
-  version = "2.1.2";
+  version = "2.1.3";
 
   src = fetchurl {
     url = "http://ftp.mutt.org/pub/mutt/${pname}-${version}.tar.gz";
-    sha256 = "0s9wkygjd7xhvd1zdaidbvszq4abb0iv5830ir65glcfzbdbfak9";
+    sha256 = "0z74slnq3y9wr1xr07jigz4n8dgxhk9qb0787sd0j6wj9g4rqxgg";
   };
 
   patches = optional smimeSupport (fetchpatch {