diff --git a/nixos/modules/services/networking/networkmanager.nix b/nixos/modules/services/networking/networkmanager.nix
index 37bc1df2361b..55a93dfe64c2 100644
--- a/nixos/modules/services/networking/networkmanager.nix
+++ b/nixos/modules/services/networking/networkmanager.nix
@@ -194,7 +194,7 @@ in {
     };
 
     powerManagement.resumeCommands = ''
-      Systemctl restart network-manager
+      systemctl restart network-manager
     '';
 
     security.polkit.extraConfig = polkitConf;