diff --git a/curacao/co2meter/default.nix b/curacao/co2meter/default.nix
index 17433c2..1c4c784 100644
--- a/curacao/co2meter/default.nix
+++ b/curacao/co2meter/default.nix
@@ -8,8 +8,8 @@ let
     # owner = "patrislav1";
     owner = "GeoffreyFrogeye";
     repo = "zytemp_mqtt";
-    rev = "push-nurpouorqoyr"; # Humidity + availability support
-    sha256 = "sha256-nOhyBAgvjeQh9ys3cBJOVR67SDs96zBzxIRGpaq4yoA=";
+    rev = "master";
+    sha256 = "sha256-o3unD1/iCV+W5RWCCu/fQd0NTIinkZT/T+dLQyOZB3M=";
   };
   zytemp_mqtt = pkgs.python3Packages.buildPythonPackage {
     name = "zytemp_mqtt";