diff --git a/dell/xps/15-7590/nvidia/default.nix b/dell/xps/15-7590/nvidia/default.nix
index 1ab11ac..a4130e8 100644
--- a/dell/xps/15-7590/nvidia/default.nix
+++ b/dell/xps/15-7590/nvidia/default.nix
@@ -5,11 +5,21 @@
     ../../../../common/gpu/nvidia/prime.nix
   ];
 
-  hardware.nvidia.prime = {
-    # Bus ID of the Intel GPU.
-    intelBusId = lib.mkDefault "PCI:0:2:0";
+  hardware.nvidia = {
+    powerManagement = {
+      # Enable NVIDIA power management.
+      enable = lib.mkDefault true;
+      
+      # Enable dynamic power management.
+      finegrained = lib.mkDefault true;
+    };
 
-    # Bus ID of the NVIDIA GPU.
-    nvidiaBusId = lib.mkDefault "PCI:1:0:0";
+    prime = {
+      # Bus ID of the Intel GPU.
+      intelBusId = lib.mkDefault "PCI:0:2:0";
+
+      # Bus ID of the NVIDIA GPU.
+      nvidiaBusId = lib.mkDefault "PCI:1:0:0";
+    };
   };
 }