diff --git a/pkgs/by-name/li/libcotp/package.nix b/pkgs/by-name/li/libcotp/package.nix
index 3fe41d69cd33..e8c51602e239 100644
--- a/pkgs/by-name/li/libcotp/package.nix
+++ b/pkgs/by-name/li/libcotp/package.nix
@@ -6,24 +6,21 @@
   pkg-config,
   libgcrypt,
 }:
-
 stdenv.mkDerivation (finalAttrs: {
   pname = "libcotp";
-  version = "3.1.1";
+  version = "4.1.0";
+
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "paolostivanin";
     repo = "libcotp";
-    rev = "v${finalAttrs.version}";
-    sha256 = "sha256-5Jjk8uby1QjvU7TraTTTp+29Yh5lzbCvlorfPbGvciM=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-iNmCQHAl2LIkdJiVByc9CWiJSTo1HIz5Ma5Xjo2n9mA=";
   };
 
-  postPatch = lib.optionalString stdenv.cc.isClang ''
-    substituteInPlace CMakeLists.txt \
-      --replace "add_link_options(-Wl," "# add_link_options(-Wl,"
-  '';
-
   buildInputs = [ libgcrypt ];
+
   nativeBuildInputs = [
     cmake
     pkg-config
@@ -32,6 +29,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     description = "C library that generates TOTP and HOTP";
     homepage = "https://github.com/paolostivanin/libcotp";
+    changelog = "https://github.com/paolostivanin/libcotp/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ alexbakker ];
     platforms = lib.platforms.all;
diff --git a/pkgs/by-name/ot/otpclient/package.nix b/pkgs/by-name/ot/otpclient/package.nix
index 914ce9bc7b80..39187ded9172 100644
--- a/pkgs/by-name/ot/otpclient/package.nix
+++ b/pkgs/by-name/ot/otpclient/package.nix
@@ -4,30 +4,32 @@
   fetchFromGitHub,
   cmake,
   pkg-config,
-  gtk3,
+  gtk4,
   wrapGAppsHook3,
   jansson,
   libgcrypt,
-  libzip,
+  libadwaita,
   libpng,
   libcotp,
-  protobuf,
+  glib,
   protobufc,
   qrencode,
   libsecret,
   libuuid,
   zbar,
 }:
-
 stdenv.mkDerivation (finalAttrs: {
   pname = "otpclient";
-  version = "4.2.0";
+  version = "5.1.1";
+
+  strictDeps = true;
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "paolostivanin";
     repo = "otpclient";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-KGtASCc07NGdjvQ8tIrnQIaEeld9H6z3odytKd8c5aQ=";
+    hash = "sha256-sKXxujzHNQUZj9XloQLsZR12ZhyiY+512FOqgkTrxyQ=";
   };
 
   nativeBuildInputs = [
@@ -37,15 +39,15 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   buildInputs = [
-    gtk3
+    gtk4
+    glib
+    libadwaita
     jansson
     libcotp
     libgcrypt
     libpng
     libsecret
     libuuid
-    libzip
-    protobuf
     protobufc
     qrencode
     zbar
@@ -54,7 +56,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     description = "Highly secure and easy to use OTP client written in C/GTK that supports both TOTP and HOTP";
     homepage = "https://github.com/paolostivanin/OTPClient";
-    changelog = "https://github.com/paolostivanin/OTPClient/releases/tag/v${finalAttrs.version}";
+    changelog = "https://github.com/paolostivanin/OTPClient/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.gpl3Only;
     maintainers = with lib.maintainers; [ alexbakker ];
     platforms = lib.platforms.linux;