diff --git a/src/ruby/tools/bin/grpc_tools_ruby_protoc.rb b/src/ruby/tools/bin/grpc_tools_ruby_protoc
similarity index 100%
rename from src/ruby/tools/bin/grpc_tools_ruby_protoc.rb
rename to src/ruby/tools/bin/grpc_tools_ruby_protoc
diff --git a/src/ruby/tools/bin/grpc_tools_ruby_protoc_plugin.rb b/src/ruby/tools/bin/grpc_tools_ruby_protoc_plugin
similarity index 100%
rename from src/ruby/tools/bin/grpc_tools_ruby_protoc_plugin.rb
rename to src/ruby/tools/bin/grpc_tools_ruby_protoc_plugin
diff --git a/src/ruby/tools/grpc-tools.gemspec b/src/ruby/tools/grpc-tools.gemspec
index 9fa4b66392d9d78c3f4113c3b4295e6208680b2c..68e2a7a1133e314b0ba4923b663ced55ac7910d4 100644
--- a/src/ruby/tools/grpc-tools.gemspec
+++ b/src/ruby/tools/grpc-tools.gemspec
@@ -18,5 +18,5 @@ Gem::Specification.new do |s|
 
   s.platform = Gem::Platform::RUBY
 
-  s.executables = %w( grpc_tools_ruby_protoc.rb grpc_tools_ruby_protoc_plugin.rb )
+  s.executables = %w( grpc_tools_ruby_protoc grpc_tools_ruby_protoc_plugin )
 end