diff --git a/nix/os/devices/steveej-t480s-work/versions.nix b/nix/os/devices/steveej-t480s-work/versions.nix
index acc8b1b..144ce5c 100644
--- a/nix/os/devices/steveej-t480s-work/versions.nix
+++ b/nix/os/devices/steveej-t480s-work/versions.nix
@@ -1,7 +1,7 @@
 {
   channelsNixosStable = {
     ref = "nixos-19.09";
-    rev = "c5aabb0d603e2c1ea05f5a93b3be82437f5ebf31";
+    rev = "2d896998dc9b1b0daeb8a180dc170733f1225678";
   };
   channelsNixosUnstable = {
     ref = "nixos-unstable";
@@ -10,7 +10,7 @@
   nixpkgsMaster = {
     url = "https://github.com/NixOS/nixpkgs/";
     ref = "master";
-    rev = "f6501c42cdf723d8c2c50aef5b96cc54826ae18f";
+    rev = "84c44d8cafd909105a78bfcf191a0f6c7858c54d";
   };
   homeManagerModule = {
     url = "https://github.com/rycee/home-manager";