diff --git a/pkgs/tools/security/ssdeep/default.nix b/pkgs/tools/security/ssdeep/default.nix
index 7ec4934805b..a17fc36b013 100644
--- a/pkgs/tools/security/ssdeep/default.nix
+++ b/pkgs/tools/security/ssdeep/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name    = "ssdeep-${version}";
-  version = "2.12";
+  version = "2.13";
 
   src = fetchurl {
     url    = "mirror://sourceforge/ssdeep/${name}.tar.gz";
-    sha256 = "1pjb3qpcn6slfqjv23jf7i8zf7950b7h27b0v0dva5pxmn3rw149";
+    sha256 = "1igqy0j7jrklb8fdlrm6ald4cyl1fda5ipfl8crzyl6bax2ajk3f";
   };
 
   # For some reason (probably a build system bug), the binary isn't