diff --git a/html2doc.gemspec b/html2doc.gemspec
index 4afc57c..95f20a7 100644
--- a/html2doc.gemspec
+++ b/html2doc.gemspec
@@ -30,7 +30,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "htmlentities", "~> 4.3.4"
   spec.add_dependency "metanorma-utils", ">= 1.9.0"
   spec.add_dependency "mime-types"
-  spec.add_dependency "nokogiri", "~> 1.16"
+  spec.add_dependency "nokogiri", "~> 1.16.8"
   spec.add_dependency "plane1converter", "~> 0.0.1"
   spec.add_dependency "plurimath", "~> 0.8.0"
   spec.add_dependency "thread_safe"
diff --git a/lib/html2doc/version.rb b/lib/html2doc/version.rb
index 87da66e..2bc46d3 100644
--- a/lib/html2doc/version.rb
+++ b/lib/html2doc/version.rb
@@ -1,3 +1,3 @@
 class Html2Doc
-  VERSION = "1.8.7".freeze
+  VERSION = "1.8.8".freeze
 end