diff --git a/nixos/tests/opentabletdriver.nix b/nixos/tests/opentabletdriver.nix
index 832d4c25a540..fe345a7bec73 100644
--- a/nixos/tests/opentabletdriver.nix
+++ b/nixos/tests/opentabletdriver.nix
@@ -1,4 +1,6 @@
-import ./make-test-python.nix ( { pkgs, ... }: {
+import ./make-test-python.nix ( { pkgs, ... }: let
+  testUser = "alice";
+in {
   name = "opentabletdriver";
   meta = {
     maintainers = with pkgs.lib.maintainers; [ thiagokokada ];
@@ -10,7 +12,7 @@ import ./make-test-python.nix ( { pkgs, ... }: {
         ./common/user-account.nix
         ./common/x11.nix
       ];
-      test-support.displayManager.auto.user = "alice";
+      test-support.displayManager.auto.user = testUser;
       hardware.opentabletdriver.enable = true;
     };
 
@@ -18,10 +20,11 @@ import ./make-test-python.nix ( { pkgs, ... }: {
     ''
       machine.start()
       machine.wait_for_x()
-      machine.wait_for_unit("opentabletdriver.service", "alice")
+      machine.wait_for_unit("opentabletdriver.service", "${testUser}")
 
-      machine.succeed("cat /etc/udev/rules.d/30-opentabletdriver.rules")
+      machine.succeed("cat /etc/udev/rules.d/99-opentabletdriver.rules")
       # Will fail if service is not running
-      machine.succeed("otd detect")
+      # Needs to run as the same user that started the service
+      machine.succeed("su - ${testUser} -c 'otd detect'")
     '';
 })
diff --git a/pkgs/tools/X11/opentabletdriver/default.nix b/pkgs/tools/X11/opentabletdriver/default.nix
index 0450635b6546..6955f36b8f1c 100644
--- a/pkgs/tools/X11/opentabletdriver/default.nix
+++ b/pkgs/tools/X11/opentabletdriver/default.nix
@@ -23,18 +23,18 @@
 
 stdenv.mkDerivation rec {
   pname = "OpenTabletDriver";
-  version = "0.4.2";
+  version = "0.5.0";
 
   src = fetchFromGitHub {
     owner = "InfinityGhost";
     repo = "OpenTabletDriver";
     rev = "v${version}";
-    sha256 = "048y7gjlk2yw4vh62px1d9w0va6ap1a0cndcpbirlyj9q6b8jxax";
+    sha256 = "1xi97nn5zb4fs3pyyqznvxnz07j30j3p967s7jigjmlm9321vkqp";
   };
 
   debPkg = fetchurl {
     url = "https://github.com/InfinityGhost/OpenTabletDriver/releases/download/v${version}/OpenTabletDriver.deb";
-    sha256 = "13gg0dhvjy88h9lhcrp30fjiwgb9dzjsgk1k760pi1ki71a5vz2r";
+    sha256 = "06m2g5qvc02ga9f98f2ssa7wr2b7b2qm90qwaf17fz5z8rr0qmp0";
   };
 
   nativeBuildInputs = [
@@ -134,8 +134,8 @@ stdenv.mkDerivation rec {
     install -Dm644 $src/OpenTabletDriver.UX/Assets/otd.png -t $out/share/pixmaps
 
     # TODO: Ideally this should be build from OpenTabletDriver/OpenTabletDriver-udev instead
-    dpkg-deb --fsys-tarfile ${debPkg} | tar xf - ./usr/lib/udev/rules.d/30-opentabletdriver.rules
-    install -Dm644 ./usr/lib/udev/rules.d/30-opentabletdriver.rules -t $out/lib/udev/rules.d
+    dpkg-deb --fsys-tarfile ${debPkg} | tar xf - ./usr/lib/udev/rules.d/99-opentabletdriver.rules
+    install -Dm644 ./usr/lib/udev/rules.d/99-opentabletdriver.rules -t $out/lib/udev/rules.d
 
     runHook postInstall
   '';
diff --git a/pkgs/tools/X11/opentabletdriver/deps.nix b/pkgs/tools/X11/opentabletdriver/deps.nix
index 34d2981cff54..ccb7097153bd 100644
--- a/pkgs/tools/X11/opentabletdriver/deps.nix
+++ b/pkgs/tools/X11/opentabletdriver/deps.nix
@@ -11,13 +11,13 @@
   })
   (fetchNuGet {
     name = "Eto.Forms";
-    version = "2.5.6";
-    sha256 = "035ny8jlanchwq16gcq0xb6ywabjl71c7qbpv26sjwg96na8vz51";
+    version = "2.5.10";
+    sha256 = "1d71wglk4ixfqfbm6sxmj753x5iwbar8i9zzjy3bh64fy1dn8lz7";
   })
   (fetchNuGet {
     name = "Eto.Platform.Gtk";
-    version = "2.5.6";
-    sha256 = "1ijkjd3lc7x59yk369kxipzgk1zhyr9g6k319wc0n033vij26mwl";
+    version = "2.5.10";
+    sha256 = "1pkqvlfx7bzracnw19bl50i9jg4ym376vihmy9qq7m5z5nfdqn4g";
   })
   (fetchNuGet {
     name = "GdkSharp";
@@ -41,8 +41,8 @@
   })
   (fetchNuGet {
     name = "HidSharpCore";
-    version = "1.1.0";
-    sha256 = "122s5j3wrv8hcgnbxrnjqydvcfz7gdm8xq0wlwzrgwdjk44lr45a";
+    version = "1.2.1";
+    sha256 = "0vcw38skr9g691gxbzv3cf6y9rk11vh5pvcyjshdgii2z1z8a4g2";
   })
   (fetchNuGet {
     name = "MessagePack.Annotations";
@@ -120,9 +120,9 @@
     sha256 = "0w2fbji1smd2y7x25qqibf1qrznmv4s6s0jvrbvr6alb7mfyqvh5";
   })
   (fetchNuGet {
-    name = "Newtonsoft.Json";
-    version = "12.0.3";
-    sha256 = "17dzl305d835mzign8r15vkmav2hq8l6g7942dfjpnzr17wwl89x";
+    name = "Octokit";
+    version = "0.48.0";
+    sha256 = "17ria1shx04rb6knbaswpqndmwam6v3r3lsfsd486q584798ccn8";
   })
   (fetchNuGet {
     name = "PangoSharp";
@@ -204,6 +204,11 @@
     version = "4.3.2";
     sha256 = "1x0g58pbpjrmj2x2qw17rdwwnrcl0wvim2hdwz48lixvwvp22n9c";
   })
+  (fetchNuGet {
+    name = "SharpZipLib";
+    version = "1.3.1";
+    sha256 = "09zypjfils38143da507s5fi4hzvdlz32wfav219hksnpl35y8x0";
+  })
   (fetchNuGet {
     name = "StreamJsonRpc";
     version = "2.6.121";
@@ -229,11 +234,6 @@
     version = "2.0.0-beta1.20253.1";
     sha256 = "16saf1fm9q80bb624fkqz0ksrwpnbw9617d7xg3jib7a2wgagm2r";
   })
-  (fetchNuGet {
-    name = "System.CommandLine";
-    version = "2.0.0-beta1.20303.1";
-    sha256 = "0isnz8ipqlqim06hf56zlaq2vnsy5facvf5nvq6kzm5h1dm3l2vn";
-  })
   (fetchNuGet {
     name = "System.ComponentModel.Annotations";
     version = "4.7.0";
@@ -319,11 +319,6 @@
     version = "4.3.0";
     sha256 = "1gfj800078kggcgl0xyl00a6y5k4wwh2k2qm69rjy22wbmq7fy4p";
   })
-  (fetchNuGet {
-    name = "System.Numerics.Vectors";
-    version = "4.5.0";
-    sha256 = "1kzrj37yzawf1b19jq0253rcs8hsq1l2q8g69d7ipnhzb0h97m59";
-  })
   (fetchNuGet {
     name = "System.Reflection.Emit.Lightweight";
     version = "4.6.0";