diff --git a/home-manager/jimbo_desktop.nix b/home-manager/jimbo_desktop.nix
index 43878cb..c12392e 100644
--- a/home-manager/jimbo_desktop.nix
+++ b/home-manager/jimbo_desktop.nix
@@ -24,6 +24,7 @@
     ./misc/filemanager.nix
     ./misc/production.nix
     ./misc/gaming.nix
+    ./misc/xash3d.nix
     #./misc/emulators.nix
     #./misc/remotedesktop.nix
     ./misc/school.nix
diff --git a/home-manager/misc/xash3d.nix b/home-manager/misc/xash3d.nix
new file mode 100644
index 0000000..714944c
--- /dev/null
+++ b/home-manager/misc/xash3d.nix
@@ -0,0 +1,6 @@
+{pkgs, ...}: {
+  home.packages = with pkgs; [
+    xash3d
+    hlsdk
+  ];
+}
diff --git a/pkgs/xash/change-zip-date.patch b/pkgs/xash/change-zip-date.patch
new file mode 100644
index 0000000..d907a52
--- /dev/null
+++ b/pkgs/xash/change-zip-date.patch
@@ -0,0 +1,17 @@
+diff --git a/scripts/waifulib/zip.py b/scripts/waifulib/zip.py
+index 6e903ba7..d47f1754 100644
+--- a/scripts/waifulib/zip.py
++++ b/scripts/waifulib/zip.py
+@@ -25,7 +25,11 @@ class ziparchive(Task.Task):
+ 				arcfile = src.path_from(self.relative_to)
+ 
+ 				Logs.debug('%s: %s <- %s as %s', self.__class__.__name__, outfile, infile, arcfile)
+-				zf.write(infile, arcfile)
++
++				arcfile = zipfile.ZipInfo(filename=arcfile, date_time=(1980, 1, 1, 0, 0, 0))
++
++				with open(infile, 'rb') as f:
++					zf.writestr(arcfile, f.read())
+ 
+ @TaskGen.feature('zip')
+ def create_zip_archive(self):
\ No newline at end of file