diff --git a/system/services.nix b/system/services.nix
index 2b4fd75..053c5c1 100644
--- a/system/services.nix
+++ b/system/services.nix
@@ -24,20 +24,20 @@
     tlp = {
       enable = true;
       settings = {
-        CPU_SCALING_GOVERNOR_ON_AC="performance";
-        CPU_SCALING_GOVERNOR_ON_BAT="powersave";
+        CPU_SCALING_GOVERNOR_ON_AC = "performance";
+        CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
 
-        CPU_ENERGY_PERF_POLICY_ON_AC="performance";
-        CPU_ENERGY_PERF_POLICY_ON_BAT="power";
+        CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
+        CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
 
-        CPU_MAX_PERF_ON_AC=100;
-        CPU_MAX_PERF_ON_BAT=60;
+        CPU_MAX_PERF_ON_AC = 100;
+        CPU_MAX_PERF_ON_BAT = 60;
 
-        CPU_BOOST_ON_AC=1;
-        CPU_BOOST_ON_BAT=0;
+        CPU_BOOST_ON_AC = 1;
+        CPU_BOOST_ON_BAT = 0;
 
-        CPU_HWP_DYN_BOOST_ON_AC=1;
-        CPU_HWP_DYN_BOOST_ON_BAT=0;
+        CPU_HWP_DYN_BOOST_ON_AC = 1;
+        CPU_HWP_DYN_BOOST_ON_BAT = 0;
       };
     };
     udev.packages = [ pkgs.yubikey-personalization ];