diff --git a/meta-tags.gemspec b/meta-tags.gemspec
index 4be769c..3711394 100644
--- a/meta-tags.gemspec
+++ b/meta-tags.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |spec|
   spec.platform = Gem::Platform::RUBY
   spec.required_ruby_version = ">= 2.7.0"
 
-  spec.files = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(\.|(bin|test|spec|features)/)}) }
+  spec.files = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(\.|Gemfile|Appraisals|Steepfile|(bin|spec|gemfiles)/)}) }
   spec.bindir = "exe"
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]