diff --git a/pkgs/applications/video/mpv/default.nix b/pkgs/applications/video/mpv/default.nix
index 7643cf1a18c4..5f328a4cf87a 100644
--- a/pkgs/applications/video/mpv/default.nix
+++ b/pkgs/applications/video/mpv/default.nix
@@ -50,19 +50,19 @@ assert cacaSupport -> libcaca != null;
 
 let
   waf = fetchurl {
-    url = http://ftp.waf.io/pub/release/waf-1.8.1;
-    sha256 = "ec658116ba0b96629d91fde0b32321849e866e0819f1e835c4c2c7f7ffe1a21d";
+    url = http://ftp.waf.io/pub/release/waf-1.8.5;
+    sha256 = "0gh266076pd9fzwkycskyd3kkv2kds9613blpxmn9w4glkiwmmh5";
   };
 
 in
 
 stdenv.mkDerivation rec {
   name = "mpv-${version}";
-  version = "0.7.2";
+  version = "0.7.3";
 
   src = fetchurl {
     url = "https://github.com/mpv-player/mpv/archive/v${version}.tar.gz";
-    sha256 = "13yswsl5xfzhzbh5fv7ds5x2wviiq8r7kp75y3zb8ni49293n23x";
+    sha256 = "1cg82zwzi6qh8s8w3716ikm1l1sigl9h6pd9ffdrp3ja4r2drp48";
   };
 
   buildInputs = with stdenv.lib;