diff --git a/src/ruby/lib/grpc/grpc.rb b/src/ruby/lib/grpc/grpc.rb
index f46710dc74226acc3024be8923fce82ce9f3fb7f..48f2a45d44fa7413e033b153339be938e4a393c2 100644
--- a/src/ruby/lib/grpc/grpc.rb
+++ b/src/ruby/lib/grpc/grpc.rb
@@ -34,6 +34,6 @@ begin
   if File.directory?(distrib_lib_dir)
     require_relative "#{distrib_lib_dir}/grpc_c"
   else
-    require_relative 'grpc_c'
+    require 'grpc/grpc_c'
   end
 end