diff --git a/pkgs/development/libraries/sonic/default.nix b/pkgs/development/libraries/sonic/default.nix
index 4a744c08ae3..3e93302f3d7 100644
--- a/pkgs/development/libraries/sonic/default.nix
+++ b/pkgs/development/libraries/sonic/default.nix
@@ -1,20 +1,22 @@
-{ stdenv, fetchFromGitHub }:
+{ stdenv, fetchFromGitHub, fftw }:
 
 stdenv.mkDerivation {
   pname = "sonic";
-  version = "2016-03-01";
+  version = "2018-07-06";
 
   src = fetchFromGitHub {
     owner = "waywardgeek";
     repo = "sonic";
-    rev = "71bdf26c55716a45af50c667c0335a9519e952dd";
-    sha256 = "1kcl8fdf92kafmfhvyjal5gvkn99brkjyzbi9gw3rd5b30m3xz2b";
+    rev = "71c51195de71627d7443d05378c680ba756545e8";
+    sha256 = "1z9qdk3pk507hdg39v2z1hanlw2wv7mhn8br4cb8qry9z9qwi87i";
   };
 
   postPatch = ''
     sed -i "s,^PREFIX=.*,PREFIX=$out," Makefile
   '';
 
+  buildInputs = [ fftw ];
+
   meta = with stdenv.lib; {
     description = "Simple library to speed up or slow down speech";
     homepage = https://github.com/waywardgeek/sonic;