diff --git a/flake.nix b/flake.nix
index d0d28c4..7934711 100644
--- a/flake.nix
+++ b/flake.nix
@@ -75,7 +75,14 @@
         in
         import nixpkgs {
           inherit system config;
-          overlays = additionalOverlays ++ extOverlays;
+          overlays = additionalOverlays ++ extOverlays ++ [
+            (final: prev: {
+              ctranslate2 = prev.ctranslate2.override {
+                withCUDA = true;
+                withCuDNN = true;
+              };
+            })
+          ];
         };
 
       wrapUtils = { pkgs }:
diff --git a/hosts/architect/homeassistant.nix b/hosts/architect/homeassistant.nix
index 99906e5..0c70049 100644
--- a/hosts/architect/homeassistant.nix
+++ b/hosts/architect/homeassistant.nix
@@ -15,7 +15,7 @@ in
         enable = true;
         uri = "tcp://127.0.0.1:${toString whisperPort}";
         model = "large-v3";
-        device = "auto";
+        device = "cuda";
         language = "en";
       };
     };