diff --git a/modules/home-manager/desktop/sway/default.nix b/modules/home-manager/desktop/sway/default.nix
index 1c0c8fe..4ea96f4 100644
--- a/modules/home-manager/desktop/sway/default.nix
+++ b/modules/home-manager/desktop/sway/default.nix
@@ -123,6 +123,11 @@ in
       };
     };
 
+    # Avoid pixelated effect for QT application with fractionnal scaling
+    home.sessionVariables = {
+      QT_SCALE_FACTOR_ROUNDING_POLICY = "RoundPreferFloor";
+    };
+
  	  qt = {
 		  enable = true;
       platformTheme = "gnome";
diff --git a/nixos/includes/desktop/pipewire.nix b/nixos/includes/desktop/pipewire.nix
deleted file mode 100644
index 19c9744..0000000
--- a/nixos/includes/desktop/pipewire.nix
+++ /dev/null
@@ -1,9 +0,0 @@
-_: {
-  security.rtkit.enable = true;
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-  };
-}
diff --git a/nixos/includes/desktop/swaylock.nix b/nixos/includes/desktop/swaylock.nix
deleted file mode 100644
index bc48c63..0000000
--- a/nixos/includes/desktop/swaylock.nix
+++ /dev/null
@@ -1,3 +0,0 @@
-_: {
-  security.pam.services.swaylock = {};
-}
diff --git a/nixos/includes/desktop/xdg-portal.nix b/nixos/includes/desktop/xdg-portal.nix
deleted file mode 100644
index 9d2b049..0000000
--- a/nixos/includes/desktop/xdg-portal.nix
+++ /dev/null
@@ -1,18 +0,0 @@
-{ pkgs, ...}:
-{
-  xdg.portal = {
-    enable = true;
-    wlr.enable = true;
-    # gtk portal needed to make gtk apps happy
-    extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
-    config = {
-      common = {
-        default = [
-          "gtk"
-        ];
-        "org.freedesktop.impl.portal.ScreenCast" = "wlr";
-	      "org.freedesktop.impl.portal.Screenshot" = "wlr";
-      };
-    };
-  };
-}