diff --git a/pkgs/os-specific/linux/r8125/default.nix b/pkgs/os-specific/linux/r8125/default.nix
index 3b2bdb45e812..71d34528657d 100644
--- a/pkgs/os-specific/linux/r8125/default.nix
+++ b/pkgs/os-specific/linux/r8125/default.nix
@@ -1,24 +1,20 @@
 {
   stdenv,
   lib,
-  fetchFromGitHub,
+  fetchFromGitLab,
   kernel,
 }:
 
 stdenv.mkDerivation rec {
   pname = "r8125";
-  # On update please verify (using `diff -r`) that the source matches the
-  # realtek version.
-  version = "9.014.01";
+  version = "9.015.00";
 
-  # This is a mirror. The original website[1] doesn't allow non-interactive
-  # downloads, instead emailing you a download link.
-  # [1] https://www.realtek.com/en/component/zoo/category/network-interface-controllers-10-100-1000m-gigabit-ethernet-pci-express-software
-  src = fetchFromGitHub {
-    owner = "louistakepillz";
+  src = fetchFromGitLab {
+    domain = "salsa.debian.org";
+    owner = "debian";
     repo = "r8125";
-    rev = version;
-    sha256 = "sha256-vYgAOmKFQZDKrZsS3ynXB0DrT3wU0JWzNTYO6FyMG9M=";
+    rev = "upstream/${version}";
+    sha256 = "sha256-RA7rvvF2Ngeu+hSACBbKfAJgLbPqhaXG14DH2NmztTE=";
   };
 
   hardeningDisable = [ "pic" ];
@@ -36,17 +32,16 @@ stdenv.mkDerivation rec {
 
   buildFlags = [ "modules" ];
 
-  meta = with lib; {
-    homepage = "https://github.com/louistakepillz/r8125";
-    downloadPage = "https://www.realtek.com/en/component/zoo/category/network-interface-controllers-10-100-1000m-gigabit-ethernet-pci-express-software";
-    description = "Realtek r8125 driver";
-    longDescription = ''
-      A kernel module for Realtek 8125 2.5G network cards.
-    '';
-    # r8125 has been integrated into the kernel as of v5.9.1
-    broken = lib.versionAtLeast kernel.version "5.9.1";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = with maintainers; [ peelz ];
+  installPhase = ''
+    mkdir -p $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/net/ethernet/realtek
+    cp src/r8125.ko $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/net/ethernet/realtek/
+  '';
+
+  meta = {
+    homepage = "https://salsa.debian.org/debian/r8125";
+    description = "Realtek r8125 2.5G Ethernet driver";
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.peelz ];
   };
 }