diff --git a/twenty-frontend/twenty-frontend.gemspec b/twenty-frontend/twenty-frontend.gemspec
index e509d99..77ad773 100644
--- a/twenty-frontend/twenty-frontend.gemspec
+++ b/twenty-frontend/twenty-frontend.gemspec
@@ -7,7 +7,7 @@ Gem::Specification.new do |gem|
   gem.homepage = "https://github.com/0x1eef/twenty#readme"
   gem.version = "0.1.0"
   gem.licenses = ["0BSD"]
-  gem.files = File.binread("./MANIFEST")
+  gem.files = File.binread(File.join(__dir__, "MANIFEST"))
                   .each_line
                   .flat_map { Dir.glob(_1.chomp) }
   gem.require_paths = ["lib"]