diff --git a/pkgs/applications/networking/instant-messengers/toxic/default.nix b/pkgs/applications/networking/instant-messengers/toxic/default.nix
index f7d1a010ed8..4e896f95784 100644
--- a/pkgs/applications/networking/instant-messengers/toxic/default.nix
+++ b/pkgs/applications/networking/instant-messengers/toxic/default.nix
@@ -2,13 +2,13 @@
 , libtoxcore, openal, libvpx, freealut, libconfig, pkgconfig }:
 
 let
-  version = "0.4.7";
+  version = "0.5.0";
 in stdenv.mkDerivation rec {
   name = "toxic-${version}";
 
   src = fetchurl {
     url = "https://github.com/Tox/toxic/archive/v${version}.tar.gz";
-    sha256 = "0rcrcqzvicz7787fa4b7f68qnwq6wqbyrm8ii850f1w7vnxq9dkq";
+    sha256 = "01k32431zay1mdqvrw5qk0pjxb7gkcxr78w1a06g23b7ymjwfawv";
   };
 
   makeFlags = [ "-Cbuild" "VERSION=${version}" ];
diff --git a/pkgs/development/libraries/libsodium/default.nix b/pkgs/development/libraries/libsodium/default.nix
index 754893894b6..dcef77d5919 100644
--- a/pkgs/development/libraries/libsodium/default.nix
+++ b/pkgs/development/libraries/libsodium/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libsodium-0.4.5";
+  name = "libsodium-0.7.0";
 
   src = fetchurl {
     url = "https://download.libsodium.org/libsodium/releases/${name}.tar.gz";
-    sha256 = "0cmcw479p866r6cjh20wzjr84pdn0mfswr5h57mw1siyylnj1mbs";
+    sha256 = "0s4iis5h7yh27kamwic3rddyp5ra941bcqcawa37grjvl78zzjjc";
   };
 
   NIX_LDFLAGS = "-lssp";
diff --git a/pkgs/development/libraries/libtoxcore/default.nix b/pkgs/development/libraries/libtoxcore/default.nix
index c562467802f..4815714e48d 100644
--- a/pkgs/development/libraries/libtoxcore/default.nix
+++ b/pkgs/development/libraries/libtoxcore/default.nix
@@ -2,8 +2,8 @@
 , libvpx, check, libconfig, pkgconfig }:
 
 let
-  version = "f83fcbb13c0";
-  date = "20140811";
+  version = "7ec83c3623";
+  date = "20140918";
 in
 stdenv.mkDerivation rec {
   name = "tox-core-${date}-${version}";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   src = fetchurl {
     url = "https://github.com/irungentoo/toxcore/tarball/${version}";
     name = "${name}.tar.gz";
-    sha256 = "09g74h3qnx9adyxxvzay8m2idbgbln7m4kkm7sg9925mvi5abb1w";
+    sha256 = "026zv0brdqxf0h6zgyqpb55099yc6ghqgf8lrkdsfrrpb7ilg0is";
   };
 
   NIX_LDFLAGS = "-lgcc_s";