diff --git a/lib/metanorma/plugin/lutaml/liquid/custom_filters.rb b/lib/metanorma/plugin/lutaml/liquid/custom_filters.rb
index 124b171..2153c7f 100644
--- a/lib/metanorma/plugin/lutaml/liquid/custom_filters.rb
+++ b/lib/metanorma/plugin/lutaml/liquid/custom_filters.rb
@@ -1,5 +1,5 @@
 require "coradoc"
-require "coradoc/reverse_adoc"
+require "coradoc/input/html"
 
 module Metanorma
   module Plugin
@@ -7,7 +7,7 @@ module Lutaml
       module Liquid
         module CustomFilters
           def html2adoc(input)
-            Coradoc::ReverseAdoc.convert(input)
+            Coradoc::Input::HTML.convert(input)
           end
 
           def interpolate(input)
diff --git a/lib/metanorma/plugin/lutaml/version.rb b/lib/metanorma/plugin/lutaml/version.rb
index 6ba5f5d..3598897 100644
--- a/lib/metanorma/plugin/lutaml/version.rb
+++ b/lib/metanorma/plugin/lutaml/version.rb
@@ -1,7 +1,7 @@
 module Metanorma
   module Plugin
     module Lutaml
-      VERSION = "0.7.6".freeze
+      VERSION = "0.7.7".freeze
     end
   end
 end
diff --git a/metanorma-plugin-lutaml.gemspec b/metanorma-plugin-lutaml.gemspec
index a785e8d..23e8021 100644
--- a/metanorma-plugin-lutaml.gemspec
+++ b/metanorma-plugin-lutaml.gemspec
@@ -26,7 +26,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_dependency "asciidoctor"
-  spec.add_dependency "coradoc"
+  spec.add_dependency "coradoc", "~> 1.1.1"
   spec.add_dependency "expressir", "~> 1.4.0"
   spec.add_dependency "liquid"
   spec.add_dependency "lutaml", ">= 0.9.4"