diff --git a/lib/companies_house/version.rb b/lib/companies_house/version.rb
index a7773b0..05c2375 100644
--- a/lib/companies_house/version.rb
+++ b/lib/companies_house/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module CompaniesHouse
-  VERSION = "0.3.0"
+  VERSION = "0.4.0"
 end