diff --git a/pkgs/os-specific/linux/kernel/zen-kernels.nix b/pkgs/os-specific/linux/kernel/zen-kernels.nix
index b48c9de08a3..43dc747574d 100644
--- a/pkgs/os-specific/linux/kernel/zen-kernels.nix
+++ b/pkgs/os-specific/linux/kernel/zen-kernels.nix
@@ -4,9 +4,9 @@ let
   # comments with variant added for update script
   # ./update-zen.py zen
   zenVariant = {
-    version = "6.3.1"; #zen
+    version = "6.3.4"; #zen
     suffix = "zen1"; #zen
-    sha256 = "1m3jvgvqycig8ls4dgqglz8f0hphc0dmvi0v98xdcxqclkhz87nj"; #zen
+    sha256 = "1dj5pk8fqf4plk5nri6cajwvdcs9b6gpfk1y620vi3g7w15p1gvx"; #zen
     isLqx = false;
   };
   # ./update-zen.py lqx