diff --git a/surfacebook-configuration.nix b/surfacebook-configuration.nix
index 04d8a13..5d46c33 100644
--- a/surfacebook-configuration.nix
+++ b/surfacebook-configuration.nix
@@ -44,7 +44,7 @@ in
   };
 
   # preserve video memory after suspend https://wiki.archlinux.org/title/NVIDIA/Tips_and_tricks#Preserve_video_memory_after_suspend
-  #boot.extraModprobeConfig = ''
-  #  options nvidia NVreg_PreserveVideoMemoryAllocations=1 NVreg_TemporaryFilePath=/var/tmp
-  #'';
+  boot.extraModprobeConfig = ''
+    options nvidia NVreg_PreserveVideoMemoryAllocations=1 NVreg_TemporaryFilePath=/var/tmp
+  '';
 }