diff --git a/pkgs/os-specific/linux/kernel/manual-config.nix b/pkgs/os-specific/linux/kernel/manual-config.nix
index 44c31d824ae..05132b8365b 100644
--- a/pkgs/os-specific/linux/kernel/manual-config.nix
+++ b/pkgs/os-specific/linux/kernel/manual-config.nix
@@ -1,4 +1,4 @@
-{ stdenv, runCommand, nettools, perl, kmod, writeTextFile }:
+{ stdenv, runCommand, nettools, bc, perl, kmod, writeTextFile }:
 
 with stdenv.lib;
 
@@ -122,7 +122,7 @@ stdenv.mkDerivation {
     runHook postConfigure
   '';
 
-  buildNativeInputs = [ perl nettools ];
+  buildNativeInputs = [ perl bc nettools ];
 
   makeFlags = commonMakeFlags ++ [
    "INSTALLKERNEL=${installkernel stdenv.platform.kernelTarget}"
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 566a21a6052..7eea6c3aba6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6125,7 +6125,7 @@ let
 
   # A function to build a manually-configured kernel
   linuxManualConfig = import ../os-specific/linux/kernel/manual-config.nix {
-    inherit (pkgs) stdenv runCommand nettools perl kmod writeTextFile;
+    inherit (pkgs) stdenv runCommand nettools bc perl kmod writeTextFile;
   };
 
   keyutils = callPackage ../os-specific/linux/keyutils { };