diff --git a/machines/workstation/hardware-configuration.nix b/machines/workstation/hardware-configuration.nix
index 7619752..b2d0307 100644
--- a/machines/workstation/hardware-configuration.nix
+++ b/machines/workstation/hardware-configuration.nix
@@ -42,6 +42,7 @@
   boot.extraModprobeConfig = "options kvm_amd nested=1";
   boot.kernelParams = [
     "nvidia_drm.fbdev=1"
+    "nvidia.NVreg_PreserveVideoMemoryAllocations=1"
   ];
 
   boot.initrd.postDeviceCommands = lib.mkAfter ''
diff --git a/packages/wm/hyprland.nix b/packages/wm/hyprland.nix
index 2ad9a3f..12ab148 100644
--- a/packages/wm/hyprland.nix
+++ b/packages/wm/hyprland.nix
@@ -12,6 +12,7 @@
     wl-clipboard
     gnome.nautilus
     pavucontrol
+    nvidia-vaapi-driver
   ];
 
   environment.sessionVariables = {
@@ -19,6 +20,8 @@
     XDG_SESSION_TYPE = "wayland";
     GBM_BACKEND = "nvidia-drm";
     __GLX_VENDOR_LIBRARY_NAME = "nvidia";
+    NVD_BACKEND = "direct";
+    MOZ_DISABLE_RDD_SANDBOX = 1;
     NIXOS_OZONE_WL = 1;
   };
 
diff --git a/users/hu/packages/firefox.nix b/users/hu/packages/firefox.nix
index 4862394..dfd5b79 100644
--- a/users/hu/packages/firefox.nix
+++ b/users/hu/packages/firefox.nix
@@ -313,6 +313,11 @@
         "browser.newtabpage.activity-stream.improvesearch.topSiteSearchShortcuts.havePinned" = "";
         "browser.newtabpage.activity-stream.improvesearch.topSiteSearchShortcuts.searchEngines" = "";
 
+        # https://github.com/elFarto/nvidia-vaapi-driver?tab=readme-ov-file#firefox
+        "media.ffmpeg.vaapi.enabled" = true;
+        "media.rdd-ffmpeg.enabled" = true;
+        "media.av1.enabled" = false;
+
         # Options for the firefox-ui-fix using Photon
         # https://github.com/black7375/Firefox-UI-Fix/blob/master/user.js
         "userChrome.tab.connect_to_window" = true;