diff --git a/src/default.nix b/src/default.nix
index 0252fe1..762356d 100644
--- a/src/default.nix
+++ b/src/default.nix
@@ -23,6 +23,7 @@ let
       kernel        = final.callPackage ./kernel { };
       userspace     = final.callPackage ./userspace { };
       initramfs     = final.callPackage ./initramfs { };
+      flashrom      = final.nixpkgsOnBuildForHost.callPackage ./util/flashrom { };
     };
   in
     (lib.makeScope
@@ -37,7 +38,6 @@ in {
   kgpe  = ownerboot (import ./platform/kgpe { inherit lib; });
 
   em100 = nixpkgsOnBuildForBuild.callPackage ./util/em100 { };
-  flashrom = nixpkgsOnBuildForBuild.callPackage ./util/flashrom { };
 }
 
 
diff --git a/src/platform/kevin/default.nix b/src/platform/kevin/default.nix
index 6ed1a06..b5d05e6 100644
--- a/src/platform/kevin/default.nix
+++ b/src/platform/kevin/default.nix
@@ -103,9 +103,11 @@ in {
 
     ecfw-scripts = final.nixpkgsOnBuildForHost.callPackage (import ./ecfw/scripts.nix) {
       inherit (final) ectool ecfw;
-      flashrom-chromebook = final.nixpkgsOnBuildForHost.callPackage ../../util/flashrom { forChromebook = true; };
+      flashrom-chromebook = final.flashrom;
     };
 
+    flashrom = prev.flashrom.override { forChromebook = true; };
+
     ectool = final.nixpkgsOnBuildForHost.callPackage (import ../../util/ectool { boardName = "kevin"; }) { };
   })];
 }