diff --git a/pkgs/applications/editors/textadept/default.nix b/pkgs/applications/editors/textadept/default.nix
index a1ff1b8817fc..c2b82321d4e9 100644
--- a/pkgs/applications/editors/textadept/default.nix
+++ b/pkgs/applications/editors/textadept/default.nix
@@ -1,53 +1,31 @@
-{ lib, stdenv, fetchFromGitHub, fetchurl, gtk2, glib, pkg-config, unzip, ncurses, zip }:
-
+{ lib, stdenv, fetchFromGitHub, fetchurl, cmake, qtbase, wrapQtAppsHook }:
 stdenv.mkDerivation rec {
-  version = "11.4";
+  version = "12.0";
   pname = "textadept";
 
-  nativeBuildInputs = [ pkg-config unzip zip ];
-  buildInputs = [
-    gtk2 ncurses glib
-  ];
-
-  enableParallelBuilding = true;
-
   src = fetchFromGitHub {
     name = "textadept11";
     owner = "orbitalquark";
     repo = "textadept";
     rev = "textadept_${version}";
-    sha256 = "sha256-1we2NC4N8oY4QmmqIIWGSpTBuLx3MEFkZK+BjmNEfD0=";
+    sha256 = "sha256-KziVN0Fl/IvSnIJKK5s7UikXi3iP5mTauP0YxffKy9c=";
   };
 
-  preConfigure =
-    lib.concatStringsSep "\n" (lib.mapAttrsToList (name: params:
-      "ln -s ${fetchurl params} $PWD/src/${name}"
-    ) (import ./deps.nix)) + ''
+  nativeBuildInputs = [ cmake wrapQtAppsHook ];
+  buildInputs = [ qtbase ];
 
-    cd src
-    make deps
-  '';
-
-  postBuild = ''
-    make curses
-  '';
-
-  preInstall = ''
-    mkdir -p $out/share/applications
-    mkdir -p $out/share/pixmaps
-  '';
-
-  postInstall = ''
-    make curses install PREFIX=$out MAKECMDGOALS=curses
-  '';
-
-  makeFlags = [
-    "PREFIX=$(out)"
-    "WGET=true"
-    "PIXMAPS_DIR=$(out)/share/pixmaps"
-    "GTK2=1"
+  cmakeFlags = [
+    "CMAKE_INSTALL_PREFIX=build/install"
   ];
 
+  preConfigure = ''
+    mkdir -p $PWD/build/_deps
+
+    '' +
+    lib.concatStringsSep "\n" (lib.mapAttrsToList (name: params:
+      "ln -s ${fetchurl params} $PWD/build/_deps/${name}"
+    ) (import ./deps.nix));
+
   meta = with lib; {
     description = "An extensible text editor based on Scintilla with Lua scripting.";
     homepage = "http://foicica.com/textadept";
diff --git a/pkgs/applications/editors/textadept/deps.nix b/pkgs/applications/editors/textadept/deps.nix
index 1baac73df8d4..b0117f40224d 100644
--- a/pkgs/applications/editors/textadept/deps.nix
+++ b/pkgs/applications/editors/textadept/deps.nix
@@ -1,39 +1,32 @@
 {
-  "scintilla524.tgz" = {
-    url = "https://www.scintilla.org/scintilla524.tgz";
-    sha256 = "sha256-Su8UiMmkOxcuBat2JWYEnhNdG5HKnV1fn1ClnJhazGY=";
+  "scintilla536.tgz" = {
+    url = "https://www.scintilla.org/scintilla536.tgz";
+    sha256 = "sha256-ib6CeKg+eBOSWq/il32quH0r1r69F7AXn+cq/dVIyyQ=";
   };
   "lexilla510.tgz" = {
     url = "https://www.scintilla.org/lexilla510.tgz";
     sha256 = "sha256-azWVJ0AFSYZxuFTPV73uwiVJZvNxcS/POnFtl6p/P9g=";
   };
-  "9088723504b19f8611b66c119933a4dc7939d7b8.zip" = {
-    url =
-      "https://github.com/orbitalquark/scintillua/archive/9088723504b19f8611b66c119933a4dc7939d7b8.zip";
-    sha256 = "sha256-V2t1kt6+SpZQvQSzLhh8n+WiAnA32SRVFnrbTaJrHRo=";
+  "scinterm_5.0.zip" = {
+    url = "https://github.com/orbitalquark/scinterm/archive/scinterm_5.0.zip";
+    sha256 = "sha256-l1qeLMCrhyoZA/GfmXFR20rY5EsUoO5e+1vZJtYdb24=";
   };
-  "475d8d43f3418590c28bd2fb07ee9229d1fa2d07.zip" = {
-    url =
-      "https://github.com/orbitalquark/scinterm/archive/475d8d43f3418590c28bd2fb07ee9229d1fa2d07.zip";
-    sha256 = "sha256-lNMK0RFcOLg9RRE5a6VelhSzUYVl5TiAiXcje2JOedE=";
+  "scintillua_6.2.zip" = {
+    url = "https://github.com/orbitalquark/scintillua/archive/scintillua_6.2.zip";
+    sha256 = "sha256-vjlN6MBz0xjBwWd8dpx/ks37WvdXt2vE1A71YM3uDik=";
   };
-  "lua-5.4.4.tar.gz" = {
-    url = "http://www.lua.org/ftp/lua-5.4.4.tar.gz";
-    sha256 = "sha256-Fkx4SWU7gK5nvsS3RzuIS/XMjS3KBWU0dewu0nuev2E=";
+  "lua-5.4.6.tar.gz" = {
+    url = "http://www.lua.org/ftp/lua-5.4.6.tar.gz";
+    sha256 = "sha256-fV6huctqoLWco93hxq3LV++DobqOVDLA7NBr9DmzrYg=";
   };
-  "lpeg-1.0.2.tar.gz" = {
-    url = "http://www.inf.puc-rio.br/~roberto/lpeg/lpeg-1.0.2.tar.gz";
-    sha256 = "sha256-SNZldgUbbHg4j6rQm3BJMJMmRYj80PJY3aqxzdShX/4=";
+  "lpeg-1.1.0.tar.gz" = {
+    url = "http://www.inf.puc-rio.br/~roberto/lpeg/lpeg-1.1.0.tar.gz";
+    sha256 = "sha256-SxVdZ9IkbB/6ete8RmweqJm7xA/vAlfMnAPOy67UNSo=";
   };
   "v1_8_0.zip" = {
     url = "https://github.com/keplerproject/luafilesystem/archive/v1_8_0.zip";
     sha256 = "sha256-46a+ynqKkFIu7THbbM3F7WWkM4JlAMaGJ4TidnG54Yo=";
   };
-  "444af9ca8a73151dbf759e6676d1035af469f01a.zip" = {
-    url =
-      "https://github.com/orbitalquark/gtdialog/archive/444af9ca8a73151dbf759e6676d1035af469f01a.zip";
-    sha256 = "sha256-7AkX7OWXJtzKq3h4uJeLzHpf6mrsz67SXtPvmyA5xxg=";
-  };
   "cdk-5.0-20200923.tgz" = {
     url = "http://invisible-mirror.net/archives/cdk/cdk-5.0-20200923.tgz";
     sha256 = "sha256-AH9d6IDLLuvYVW335M2Gc9XmTJlwFH7uaSOoFMKfqu0=";
@@ -42,4 +35,11 @@
     url = "http://www.leonerd.org.uk/code/libtermkey/libtermkey-0.22.tar.gz";
     sha256 = "sha256-aUW9PEqqg9qD2AoEXFVj2k7dfQN0xiwNNa7AnrMBRgA=";
   };
+  # lua-std-regex
+  "1.0.zip" = {
+    url = "https://github.com/orbitalquark/lua-std-regex/archive/1.0.zip";
+    sha256 = "sha256-W2hKHOfqYyo3qk+YvPJlzZfZ1wxZmMVphSlcaql+dOE=";
+  };
 }
+
+
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 96e2c9da3eec..35988a42b62e 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1697,7 +1697,7 @@ mapAliases ({
   tex-gyre-pagella-math = throw "'tex-gyre-pagella-math' has been renamed to/replaced by 'tex-gyre-math.pagella'"; # Converted to throw 2022-02-22
   tex-gyre-schola-math = throw "'tex-gyre-schola-math' has been renamed to/replaced by 'tex-gyre-math.schola'"; # Converted to throw 2022-02-22
   tex-gyre-termes-math = throw "'tex-gyre-termes-math' has been renamed to/replaced by 'tex-gyre-math.termes'"; # Converted to throw 2022-02-22
-  textadept11 = textadept; # Added 2022-06-07
+  textadept11 = throw "textadept11 has been removed. Please use textadept instead"; # Added 2022-12-23 TODO: UPDATE THE DATE
   tftp_hpa = throw "'tftp_hpa' has been renamed to/replaced by 'tftp-hpa'"; # Converted to throw 2022-02-22
   thunderbird-68 = throw "Thunderbird 68 reached end of life with its final release 68.12.0 on 2020-08-25";
   thunderbird-bin-68 = thunderbird-68;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 59e2717ac0f9..f7d3617124f6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13473,7 +13473,7 @@ with pkgs;
 
   texstudio = qt6Packages.callPackage ../applications/editors/texstudio { };
 
-  textadept = callPackage ../applications/editors/textadept { };
+  textadept = libsForQt5.callPackage ../applications/editors/textadept { };
 
   texworks = qt6Packages.callPackage ../applications/editors/texworks { };