diff --git a/pkgs/applications/misc/ddcui/default.nix b/pkgs/applications/misc/ddcui/default.nix
index 020373da38f3..ffcd26afc9e5 100644
--- a/pkgs/applications/misc/ddcui/default.nix
+++ b/pkgs/applications/misc/ddcui/default.nix
@@ -10,13 +10,13 @@
 
 mkDerivation rec {
   pname = "ddcui";
-  version = "0.3.0";
+  version = "0.4.2";
 
   src = fetchFromGitHub {
     owner = "rockowitz";
     repo = "ddcui";
     rev = "v${version}";
-    sha256 = "sha256-P8dh6k8lht1/JNILzNZEyYD8loNoJjG5869K2Hl11z8=";
+    sha256 = "sha256-T4/c8K1P/o91DWJik/9HtHav948vbVa40qPdy7nKmos=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/tools/misc/ddcutil/default.nix b/pkgs/tools/misc/ddcutil/default.nix
index 0a5bc1cec7ca..903f923b5d8a 100644
--- a/pkgs/tools/misc/ddcutil/default.nix
+++ b/pkgs/tools/misc/ddcutil/default.nix
@@ -4,9 +4,8 @@
 , autoreconfHook
 , pkg-config
 , glib
-, i2c-tools
+, jansson
 , udev
-, kmod
 , libgudev
 , libusb1
 , libdrm
@@ -15,23 +14,23 @@
 
 stdenv.mkDerivation rec {
   pname = "ddcutil";
-  version = "1.4.2";
+  version = "2.0.0";
 
   src = fetchurl {
     url = "https://www.ddcutil.com/tarballs/ddcutil-${version}.tar.gz";
-    hash = "sha256-wGwTZheRHi5pGf6WB9hGd8m/pLOmnlYYrS5dd+QItAQ=";
+    hash = "sha256-CunFRQHKk3q8CU60TSRnRoCW7+9X1+JpJHm773HhmZs=";
   };
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];
 
   buildInputs = [
     glib
-    i2c-tools
-    kmod
+    jansson
     libdrm
     libgudev
     libusb1
     udev
+    xorg.libXext
     xorg.libXrandr
   ];