diff --git a/ruby_event_store/lib/ruby_event_store/in_memory_repository.rb b/ruby_event_store/lib/ruby_event_store/in_memory_repository.rb
index 3549d23373..b0ac675c23 100644
--- a/ruby_event_store/lib/ruby_event_store/in_memory_repository.rb
+++ b/ruby_event_store/lib/ruby_event_store/in_memory_repository.rb
@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 
-require "ostruct"
 module RubyEventStore
   class InMemoryRepository
     class UnsupportedVersionAnyUsage < StandardError