--- a/benchmark-ips.gemspec	2024-09-08 02:30:52.000000000 -0400
+++ b/benchmark-ips.gemspec	2024-10-02 16:32:14.274414062 -0400
@@ -19,8 +19,7 @@
   s.description = "A iterations per second enhancement to Benchmark."
   s.email = ["evan@phx.io"]
   s.extra_rdoc_files = ["History.md", "LICENSE", "README.md"]
-  s.files = `git ls-files -- examples lib`.split("\n") +
-            %w[History.md LICENSE README.md]
+  s.files = Dir["lib/**/*"]
   s.homepage = "https://github.com/evanphx/benchmark-ips"
   s.licenses = ["MIT"]
   s.rdoc_options = ["--main", "README.md"]