diff --git a/nixos/modules/services/hardware/tlp.nix b/nixos/modules/services/hardware/tlp.nix
index 23b6edcefd1..6427c5be681 100644
--- a/nixos/modules/services/hardware/tlp.nix
+++ b/nixos/modules/services/hardware/tlp.nix
@@ -10,7 +10,6 @@ enableRDW = config.networking.networkmanager.enable;
 
 tlp = pkgs.tlp.override {
   inherit enableRDW;
-  kmod = config.system.sbin.modprobe;
 };
 
 # XXX: We can't use writeTextFile + readFile here because it triggers
@@ -69,6 +68,8 @@ in
           ExecStart = "${tlp}/bin/tlp init start";
           ExecStop = "${tlp}/bin/tlp init stop";
         };
+
+        environment.MODULE_DIR="/run/current-system/kernel-modules/lib/modules/";
       };
 
       tlp-sleep = {
@@ -87,6 +88,8 @@ in
           ExecStart = "${tlp}/bin/tlp suspend";
           ExecStop = "${tlp}/bin/tlp resume";
         };
+
+        environment.MODULE_DIR="/run/current-system/kernel-modules/lib/modules/";
       };
     };
 
diff --git a/pkgs/tools/misc/tlp/default.nix b/pkgs/tools/misc/tlp/default.nix
index 52d79a9bd5d..d21b4fb2f3f 100644
--- a/pkgs/tools/misc/tlp/default.nix
+++ b/pkgs/tools/misc/tlp/default.nix
@@ -1,5 +1,5 @@
 { stdenv, lib, fetchFromGitHub, makeWrapper, perl, systemd, iw, rfkill, hdparm, ethtool, inetutils
-, kmod, pciutils, smartmontools, x86_energy_perf_policy
+, module_init_tools, pciutils, smartmontools, x86_energy_perf_policy
 , enableRDW ? false, networkmanager
 }:
 
@@ -27,7 +27,7 @@ in stdenv.mkDerivation {
   buildInputs = [ perl ];
 
   paths = lib.makeSearchPath "bin"
-          ([ iw rfkill hdparm ethtool inetutils systemd kmod pciutils smartmontools
+          ([ iw rfkill hdparm ethtool inetutils systemd module_init_tools pciutils smartmontools
              x86_energy_perf_policy
            ]
            ++ lib.optional enableRDW networkmanager