diff --git a/flake.lock b/flake.lock
index 735d78f..1297bbd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -25,11 +25,11 @@
     },
     "amp-pkgs": {
       "locked": {
-        "lastModified": 1780030872,
-        "narHash": "sha256-u6WU/yd/o8iYQrHX3RAwO1hYa3LkoSL+WNQD0rJfJZQ=",
+        "lastModified": 1781607440,
+        "narHash": "sha256-rxO+uc/KFbSJp+pgyXRuAX6QlG9hJdnt0BXpEQRXY+U=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e9a7635a57597d9754eccebdfc7045e6c8600e6b",
+        "rev": "3e41b24abd260e8f71dbe2f5737d24122f972158",
         "type": "github"
       },
       "original": {
@@ -195,11 +195,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1780030872,
-        "narHash": "sha256-u6WU/yd/o8iYQrHX3RAwO1hYa3LkoSL+WNQD0rJfJZQ=",
+        "lastModified": 1781607440,
+        "narHash": "sha256-rxO+uc/KFbSJp+pgyXRuAX6QlG9hJdnt0BXpEQRXY+U=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e9a7635a57597d9754eccebdfc7045e6c8600e6b",
+        "rev": "3e41b24abd260e8f71dbe2f5737d24122f972158",
         "type": "github"
       },
       "original": {
diff --git a/home.nix b/home.nix
index c5b5a2f..cf8ff9f 100644
--- a/home.nix
+++ b/home.nix
@@ -64,7 +64,7 @@
       # fractional-scaled display but the 3D view will render.
       # __NV_DISABLE_EXPLICIT_SYNC=1 covers NVIDIA 595 + Mutter sync glitches.
       (pkgs.symlinkJoin { name = "bambu-studio"; paths = [ pkgs.bambu-studio ]; buildInputs = [ pkgs.makeWrapper ]; postBuild = '' wrapProgram $out/bin/bambu-studio --set GDK_SCALE 1 --set __NV_DISABLE_EXPLICIT_SYNC 1 ''; })
-      (pkgs.symlinkJoin { name = "moonlight-qt"; paths = [ pkgs.moonlight-qt ]; buildInputs = [ pkgs.makeWrapper ]; postBuild = '' wrapProgram $out/bin/moonlight --set QT_QPA_PLATFORM xcb ''; })
+      (pkgs.symlinkJoin { name = "moonlight-qt"; paths = [ pkgs.moonlight-qt ]; buildInputs = [ pkgs.makeWrapper ]; postBuild = '' wrapProgram $out/bin/moonlight --set QT_QPA_PLATFORM wayland ''; })
       pkgs.losslesscut-bin
       # rpi-imager: needs root to write to /dev/sd*. Wrap so the bin is replaced
       # with a pkexec launcher; preserves Wayland/X env so the GUI keeps working
@@ -133,11 +133,11 @@ EOF
     associations.added = {
       "x-scheme-handler/sms" = "org.gnome.Shell.Extensions.GSConnect.desktop";
       "x-scheme-handler/tel" = "org.gnome.Shell.Extensions.GSConnect.desktop";
-      "video/mp4" = "io.mpv.Mpv.desktop";
-      "video/quicktime" = "io.mpv.Mpv.desktop";
-      "video/x-matroska" = "io.mpv.Mpv.desktop";
+      "video/mp4" = "mpv.desktop";
+      "video/quicktime" = "mpv.desktop";
+      "video/x-matroska" = "mpv.desktop";
       "application/json" = "org.gnome.TextEditor.desktop";
-      "audio/flac" = "io.mpv.Mpv.desktop";
+      "audio/flac" = "mpv.desktop";
       "image/vnd.adobe.photoshop" = "org.kde.krita.desktop";
     };
     defaultApplications = {
@@ -153,12 +153,12 @@ EOF
       "application/x-extension-shtml" = "xdg-open-wrapper.desktop";
       "application/x-extension-xhtml" = "xdg-open-wrapper.desktop";
       "application/x-extension-xht" = "xdg-open-wrapper.desktop";
-      "video/mp4" = "io.mpv.Mpv.desktop";
-      "video/quicktime" = "io.mpv.Mpv.desktop";
-      "video/x-matroska" = "io.mpv.Mpv.desktop";
+      "video/mp4" = "mpv.desktop";
+      "video/quicktime" = "mpv.desktop";
+      "video/x-matroska" = "mpv.desktop";
       "x-scheme-handler/beeper" = "beepertexts.desktop";
       "application/json" = "org.gnome.TextEditor.desktop";
-      "audio/flac" = "io.mpv.Mpv.desktop";
+      "audio/flac" = "mpv.desktop";
       "x-scheme-handler/mailto" = "google-chrome.desktop";
     };
   };
diff --git a/packages.txt b/packages.txt
index 89e962a..551dcd7 100644
--- a/packages.txt
+++ b/packages.txt
@@ -73,6 +73,12 @@ ffmpegthumbnailer
 gifsicle
 mpv
 transmission_4
+# GStreamer plugin sets — covers codecs that GNOME Videos/Celluloid/Totem ask for
+gst_all_1.gst-plugins-base
+gst_all_1.gst-plugins-good
+gst_all_1.gst-plugins-bad
+gst_all_1.gst-plugins-ugly
+gst_all_1.gst-libav
 
 # Networking
 caddy
@@ -93,6 +99,7 @@ liblqr1
 
 # Misc CLI
 cowsay
+file
 figlet
 hugo
 jq