diff --git a/lib/metanorma/standoc/converter.rb b/lib/metanorma/standoc/converter.rb
index 9111883d..76ae65c4 100644
--- a/lib/metanorma/standoc/converter.rb
+++ b/lib/metanorma/standoc/converter.rb
@@ -31,6 +31,7 @@ class Converter
         block_macro Metanorma::Plugin::Lutaml::LutamlDiagramBlockMacro
         block Metanorma::Plugin::Lutaml::LutamlDiagramBlock
         block_macro Metanorma::Plugin::Lutaml::LutamlGmlDictionaryBlockMacro
+        block Metanorma::Plugin::Lutaml::LutamlGmlDictionaryBlock
         preprocessor Metanorma::Standoc::EmbedIncludeProcessor
         preprocessor Metanorma::Standoc::LinkProtectPreprocessor
         preprocessor Metanorma::Standoc::Datamodel::AttributesTablePreprocessor