diff --git a/pkgs/applications/misc/mediainfo-gui/default.nix b/pkgs/applications/misc/mediainfo-gui/default.nix
index a1ed7b252a2..ac128b2460e 100644
--- a/pkgs/applications/misc/mediainfo-gui/default.nix
+++ b/pkgs/applications/misc/mediainfo-gui/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, automake, autoconf, libtool, pkgconfig, libzen, libmediainfo, wxGTK, desktop_file_utils, libSM, imagemagick }:
 
 stdenv.mkDerivation rec {
-  version = "0.7.72";
+  version = "0.7.73";
   name = "mediainfo-gui-${version}";
   src = fetchurl {
     url = "http://mediaarea.net/download/source/mediainfo/${version}/mediainfo_${version}.tar.bz2";
-    sha256 = "04sqm2cziqvnghbla89f83vy46bmsfcvlq7f4m4kfcs24bjzfwr1";
+    sha256 = "14mbiy1xhj4nlp7hnfqvi518xn1f718b2vbl8xkjqr2sqjdf5jm7";
   };
 
   buildInputs = [ automake autoconf libtool pkgconfig libzen libmediainfo wxGTK desktop_file_utils libSM imagemagick ];
diff --git a/pkgs/applications/misc/mediainfo/default.nix b/pkgs/applications/misc/mediainfo/default.nix
index de83cf22e04..ce2875656b6 100644
--- a/pkgs/applications/misc/mediainfo/default.nix
+++ b/pkgs/applications/misc/mediainfo/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, automake, autoconf, libtool, pkgconfig, libzen, libmediainfo, zlib }:
 
 stdenv.mkDerivation rec {
-  version = "0.7.72";
+  version = "0.7.73";
   name = "mediainfo-${version}";
   src = fetchurl {
     url = "http://mediaarea.net/download/source/mediainfo/${version}/mediainfo_${version}.tar.bz2";
-    sha256 = "04sqm2cziqvnghbla89f83vy46bmsfcvlq7f4m4kfcs24bjzfwr1";
+    sha256 = "14mbiy1xhj4nlp7hnfqvi518xn1f718b2vbl8xkjqr2sqjdf5jm7";
   };
 
   buildInputs = [ automake autoconf libtool pkgconfig libzen libmediainfo zlib ];
diff --git a/pkgs/development/libraries/libmediainfo/default.nix b/pkgs/development/libraries/libmediainfo/default.nix
index 100f91d966f..54862e0482b 100644
--- a/pkgs/development/libraries/libmediainfo/default.nix
+++ b/pkgs/development/libraries/libmediainfo/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, automake, autoconf, libtool, pkgconfig, libzen, zlib }:
 
 stdenv.mkDerivation rec {
-  version = "0.7.72";
+  version = "0.7.73";
   name = "libmediainfo-${version}";
   src = fetchurl {
     url = "http://mediaarea.net/download/source/libmediainfo/${version}/libmediainfo_${version}.tar.bz2";
-    sha256 = "1ndfag9a7yl8j1iwxgd2d8slwzc0ifmzg9zf8lg7fsqsa9c3s7m6";
+    sha256 = "1c7yc9m4fdrfdlb80g6157sa8s0wlv892pixrfdzfljsqayxnl6k";
   };
 
   buildInputs = [ automake autoconf libtool pkgconfig libzen zlib ];
diff --git a/pkgs/development/libraries/libzen/default.nix b/pkgs/development/libraries/libzen/default.nix
index 2fdeee7b5dc..11b77ae0815 100644
--- a/pkgs/development/libraries/libzen/default.nix
+++ b/pkgs/development/libraries/libzen/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, automake, autoconf, libtool, pkgconfig }:
 
-let version = "0.4.30"; in
+let version = "0.4.31"; in
 
 stdenv.mkDerivation {
   name = "libzen-${version}";
   src = fetchurl {
     url = "http://mediaarea.net/download/source/libzen/${version}/libzen_${version}.tar.bz2";
-    sha256 = "1ripvyzz2lw9nx2j8mkjgjfpabrz6knwxri52asqf1abnszbry64";
+    sha256 = "1d54bn561dipf16ki1bfq5r72j5bmz1yyx4n1v85jv4qc4cfvl4z";
   };
 
   buildInputs = [ automake autoconf libtool pkgconfig ];