diff --git a/nixosModules/systemConfig/default.nix b/nixosModules/systemConfig/default.nix
index 8b132fd9..4544f907 100644
--- a/nixosModules/systemConfig/default.nix
+++ b/nixosModules/systemConfig/default.nix
@@ -53,7 +53,7 @@
     operation = "boot";
     rebootWindow = {
       lower = "02:00";
-      upper = "06:00";
+      upper = "05:00";
     };
   };