diff --git a/nixos/hardware-configuration/capibara.nix b/nixos/hardware-configuration/capibara.nix
index ced88bd..8bc5983 100644
--- a/nixos/hardware-configuration/capibara.nix
+++ b/nixos/hardware-configuration/capibara.nix
@@ -4,14 +4,29 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
-    ];
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
 
-  boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "sd_mod" "sr_mod" "sdhci_pci" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
+  boot = {
+    initrd = {
+      kernelModules = [ ];
+      availableKernelModules = [
+        "xhci_pci"
+        "ehci_pci"
+        "ahci"
+        "usb_storage"
+        "sd_mod"
+        "sr_mod"
+        "sdhci_pci"
+      ];
+    };
+    kernelModules = [ "kvm-intel" ];
+    kernelParams =
+      [ "intel_pstate=passive" "i915.enable_fbc=1" "i915.enable_psr=2" ];
+    extraModulePackages = [ ];
+  };
 
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+  hardware = {
+    cpu.intel.updateMicrocode = true;
+    opengl.extraPackages = with pkgs; [ vaapiIntel libvdpau-va-gl vaapiVdpau ];
+  };
 }