diff --git a/pkgs/applications/networking/browsers/chromium/source/default.nix b/pkgs/applications/networking/browsers/chromium/source/default.nix
index eca5767e8c01..e80e05ca9e24 100644
--- a/pkgs/applications/networking/browsers/chromium/source/default.nix
+++ b/pkgs/applications/networking/browsers/chromium/source/default.nix
@@ -69,6 +69,8 @@ stdenv.mkDerivation {
     rm -rf "$out/tools/gyp" # XXX: Don't even copy it in the first place.
   '';
 
+  preferLocalBuild = true;
+
   passthru = {
     inherit version channel;
     plugins = fetchurl binary;