diff --git a/pkgs/os-specific/linux/kernel/linux-4.9.nix b/pkgs/os-specific/linux/kernel/linux-4.9.nix
index 89702c44ccb..666e69f2509 100644
--- a/pkgs/os-specific/linux/kernel/linux-4.9.nix
+++ b/pkgs/os-specific/linux/kernel/linux-4.9.nix
@@ -1,11 +1,11 @@
 { stdenv, buildPackages, fetchurl, perl, buildLinux, ... } @ args:
 
 buildLinux (args // rec {
-  version = "4.9.135";
+  version = "4.9.136";
   extraMeta.branch = "4.9";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "1kjly5ynsg2jy5nj41z21s8f18wfs4nk843jlmmcazzax6xv08z0";
+    sha256 = "1j1f4v3m0gggarz0r33pk907gf8dy633s9x5k3ww3khkvzi335fk";
   };
 } // (args.argsOverride or {}))
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5c7e3fae7c5..42e85c806e0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14339,11 +14339,6 @@ with pkgs;
       [ kernelPatches.bridge_stp_helper
         kernelPatches.cpu-cgroup-v2."4.9"
         kernelPatches.modinst_arg_list_too_long
-        # https://github.com/NixOS/nixpkgs/issues/42755
-        # Remove these xen-netfront patches once they're included in
-        # upstream! Fixes https://github.com/NixOS/nixpkgs/issues/42755
-        kernelPatches.xen-netfront_fix_mismatched_rtnl_unlock
-        kernelPatches.xen-netfront_update_features_after_registering_netdev
       ];
   };