diff --git a/pkgs/os-specific/linux/kernel/linux-4.20.nix b/pkgs/os-specific/linux/kernel/linux-4.20.nix
index 7b51fcac5cb..9f2c3719f9f 100644
--- a/pkgs/os-specific/linux/kernel/linux-4.20.nix
+++ b/pkgs/os-specific/linux/kernel/linux-4.20.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 
 buildLinux (args // rec {
-  version = "4.20.5";
+  version = "4.20.6";
 
   # modDirVersion needs to be x.y.z, will automatically add .0 if needed
   modDirVersion = if (modDirVersionArg == null) then concatStrings (intersperse "." (take 3 (splitString "." "${version}.0"))) else modDirVersionArg;
@@ -13,6 +13,6 @@ buildLinux (args // rec {
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "057200c6wki2k29sp93gnmsq3pxjq5hs9pd2ncr66yll9abrd3gz";
+    sha256 = "09fzspfs1hhbqgb3fh54q1i5jmakmxb1y180m5dn1zqwsxayx1a1";
   };
 } // (args.argsOverride or {}))
diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix
index 7aecea25625..2ff0d5d2620 100644
--- a/pkgs/os-specific/linux/kernel/patches.nix
+++ b/pkgs/os-specific/linux/kernel/patches.nix
@@ -68,12 +68,4 @@ rec {
       sha256 = "0bp4jryihg1y2sl8zlj6w7vvnxj0kmb6xdy42hpvdv43kb6ngiaq";
     };
   };
-
-  raspberry_pi_wifi_fix = rec {
-    name = "raspberry-pi-wifi-fix";
-    patch = fetchpatch {
-      url = https://raw.githubusercontent.com/archlinuxarm/PKGBUILDs/730522ae76aa57b89fa317c5084613d3d50cf3b8/core/linux-aarch64/0005-mmc-sdhci-iproc-handle-mmc_of_parse-errors-during-pr.patch;
-      sha256 = "0gbfycky28vbdjgys1z71wl5q073dmbrkvbnr6693jsda3qhp6za";
-    };
-  };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b398e4f51e7..ef3d4103338 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14555,7 +14555,6 @@ in
       [ kernelPatches.bridge_stp_helper
         kernelPatches.modinst_arg_list_too_long
         kernelPatches.revert-vfs-dont-open-real
-        kernelPatches.raspberry_pi_wifi_fix
       ];
   };