diff --git a/pkgs/applications/misc/jekyll/update.sh b/pkgs/applications/misc/jekyll/update.sh
index 528f1062c733..bc3c0d5248b0 100755
--- a/pkgs/applications/misc/jekyll/update.sh
+++ b/pkgs/applications/misc/jekyll/update.sh
@@ -9,7 +9,7 @@ readonly BASEDIR="$(dirname $(readlink -f $0))"
 for directory in "basic" "full"; do
   pushd "$BASEDIR/$directory"
   rm -f Gemfile.lock gemset.nix
-  bundix --magic
+  BUNDLE_FORCE_RUBY_PLATFORM=true bundix --magic
   rm -rf .bundle vendor
   popd
 done