diff --git a/pkgs/development/libraries/libuv/default.nix b/pkgs/development/libraries/libuv/default.nix
index 1bc58260afe..50d588dad79 100644
--- a/pkgs/development/libraries/libuv/default.nix
+++ b/pkgs/development/libraries/libuv/default.nix
@@ -2,14 +2,14 @@
 , ApplicationServices, CoreServices }:
 
 stdenv.mkDerivation rec {
-  version = "1.13.1";
+  version = "1.14.1";
   name = "libuv-${version}";
 
   src = fetchFromGitHub {
     owner = "libuv";
     repo = "libuv";
     rev = "v${version}";
-    sha256 = "0k348kgdphha1w4cw78zngq3gqcrhcn0az7k0k4w2bgmdf4ip8z8";
+    sha256 = "1121qvnvpcabq1bl2k41jq8r2hn2x123csiaf7s9vrq66bbxgfdx";
   };
 
   postPatch = let
diff --git a/pkgs/development/web/nodejs/v8.nix b/pkgs/development/web/nodejs/v8.nix
index af329063e9f..244c236cd18 100644
--- a/pkgs/development/web/nodejs/v8.nix
+++ b/pkgs/development/web/nodejs/v8.nix
@@ -10,11 +10,11 @@ let
   baseName = if enableNpm then "nodejs" else "nodejs-slim";
 in
   stdenv.mkDerivation (nodejs // rec {
-    version = "8.4.0";
+    version = "8.5.0";
     name = "${baseName}-${version}";
     src = fetchurl {
       url = "https://nodejs.org/download/release/v${version}/node-v${version}.tar.xz";
-      sha256 = "0qgkccsldpdrjxwwq78z94hsqz6qivmi4n2738iiginw06hs4njx";
+      sha256 = "0g2wyy9zdjzm9c0vbjn8bn49s1b2c7r2iwdfc4dpx7h4wpcfbkg1";
     };
 
     patches = stdenv.lib.optionals stdenv.isDarwin [ ./no-xcode-v7.patch ];