diff --git a/uniword.gemspec b/uniword.gemspec
index 63554003..bb18c596 100644
--- a/uniword.gemspec
+++ b/uniword.gemspec
@@ -45,7 +45,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "logger" # stdlib gem, extracted in Ruby 4.0
   spec.add_dependency "lutaml-model", "~> 0.8.0", ">= 0.8.6"
   spec.add_dependency "nokogiri", "~> 1.19"
-  spec.add_dependency "omml", "~> 0.2.2"
+  spec.add_dependency "omml", "~> 0.2.3"
   spec.add_dependency "rainbow", "~> 3.1"
   spec.add_dependency "rubyzip", "~> 2.3"
   spec.add_dependency "thor", "~> 1.3"