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-rw-r--r--pkgs/os-specific/linux/kernel-headers/default.nix7
1 files changed, 2 insertions, 5 deletions
diff --git a/pkgs/os-specific/linux/kernel-headers/default.nix b/pkgs/os-specific/linux/kernel-headers/default.nix
index 34fbde9d676..a64787cac1e 100644
--- a/pkgs/os-specific/linux/kernel-headers/default.nix
+++ b/pkgs/os-specific/linux/kernel-headers/default.nix
@@ -1,11 +1,8 @@
 { stdenvNoCC, lib, buildPackages, fetchurl, perl, elf-header
-, bison ? null, flex ? null, python ? null, rsync ? null
+, bison, flex, rsync
 , writeTextFile
 }:
 
-assert stdenvNoCC.hostPlatform.isAndroid ->
-  (flex != null && bison != null && python != null && rsync != null);
-
 let
 
   # As part of building a hostPlatform=mips kernel, Linux creates and runs a
@@ -50,7 +47,7 @@ let
     nativeBuildInputs = [
       perl elf-header
     ] ++ lib.optionals stdenvNoCC.hostPlatform.isAndroid [
-      flex bison python rsync
+      bison flex rsync
     ] ++ lib.optionals (stdenvNoCC.buildPlatform.isDarwin &&
                         stdenvNoCC.hostPlatform.isMips) [
       darwin-endian-h