diff --git a/pkgs/applications/virtualization/virtualbox/default.nix b/pkgs/applications/virtualization/virtualbox/default.nix
index 3e9322ddeaf..38509d299d9 100644
--- a/pkgs/applications/virtualization/virtualbox/default.nix
+++ b/pkgs/applications/virtualization/virtualbox/default.nix
@@ -21,10 +21,10 @@ let
   buildType = "release";
   # Manually sha256sum the extensionPack file, must be hex!
   # Do not forget to update the hash in ./guest-additions/default.nix!
-  extpack = "98e9df4f23212c3de827af9d770b391cf2dba8d21f4de597145512c1479302cd";
-  extpackRev = "119785";
-  main = "053xpf0kxrig4jq5djfz9drhkxy1x5a4p9qvgxc0b3hnk6yn1869";
-  version = "5.2.4";
+  extpack = "70584a70b666e9332ae2c6be0e64da4b8e3a27124801156577f205750bdde4f5";
+  extpackRev = "120293";
+  main = "1rx45ivwk89ghjc5zdd7c7j92w0w3930xj7l1zhwrvshxs454w7y";
+  version = "5.2.6";
 
   # See https://github.com/NixOS/nixpkgs/issues/672 for details
   extensionPack = requireFile rec {
diff --git a/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix b/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
index 8f789cdf170..f82eec07a29 100644
--- a/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
+++ b/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
 
   src = fetchurl {
     url = "http://download.virtualbox.org/virtualbox/${version}/VBoxGuestAdditions_${version}.iso";
-    sha256 = "0qhsr6vc48ld2p9q3a6n6rfg57rsn163axr3r1m2yqr2snr4pnk0";
+    sha256 = "1px9jp6lv7ff7kn4ns5r4dq7xl4wiz3h4ckgdhgvxs040njpdzy5";
   };
 
   KERN_DIR = "${kernel.dev}/lib/modules/${kernel.modDirVersion}/build";