diff --git a/pkgs/os-specific/linux/tp_smapi/default.nix b/pkgs/os-specific/linux/tp_smapi/default.nix
index 0e27fb45b547..be403267f9aa 100644
--- a/pkgs/os-specific/linux/tp_smapi/default.nix
+++ b/pkgs/os-specific/linux/tp_smapi/default.nix
@@ -5,15 +5,15 @@
   kernel,
 }:
 
-stdenv.mkDerivation rec {
-  name = "tp_smapi-${version}-${kernel.version}";
-  version = "0.44-unstable-2025-05-26";
+stdenv.mkDerivation (finalAttrs: {
+  name = "tp_smapi-${finalAttrs.version}-${kernel.version}";
+  version = "0.45";
 
   src = fetchFromGitHub {
     owner = "linux-thinkpad";
     repo = "tp_smapi";
-    rev = "a6122c0840c36bf232250afd1da30aaedaf24910";
-    hash = "sha256-4bVyhTVj29ni9hduN20+VEl5/N0BAoMNMBw+k4yl8Y0=";
+    tag = "tp-smapi/${finalAttrs.version}";
+    hash = "sha256-rB+DNgWUXd1oQBbDgVEAJVJ16nKCaKDtWGAmpcFsx+A=";
   };
 
   nativeBuildInputs = kernel.moduleBuildDependencies;
@@ -27,9 +27,13 @@ stdenv.mkDerivation rec {
   ];
 
   installPhase = ''
+    runHook preInstall
+
     install -v -D -m 644 thinkpad_ec.ko "$out/lib/modules/${kernel.modDirVersion}/kernel/drivers/firmware/thinkpad_ec.ko"
     install -v -D -m 644 tp_smapi.ko "$out/lib/modules/${kernel.modDirVersion}/kernel/drivers/firmware/tp_smapi.ko"
     install -v -D -m 644 hdaps.ko "$out/lib/modules/${kernel.modDirVersion}/kernel/drivers/firmware/hdapsd.ko"
+
+    runHook postInstall
   '';
 
   dontStrip = true;
@@ -41,10 +45,10 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/linux-thinkpad/tp_smapi";
     license = lib.licenses.gpl2Plus;
     maintainers = [ ];
-    # driver is only meant for linux thinkpads i think  bellow platforms should cover it.
+    # driver is only meant for linux thinkpads, bellow platforms should cover it.
     platforms = [
       "x86_64-linux"
       "i686-linux"
     ];
   };
-}
+})