diff --git a/jekyll-theme-isabelline.gemspec b/jekyll-theme-isabelline.gemspec
index d8bd12e..69cc873 100644
--- a/jekyll-theme-isabelline.gemspec
+++ b/jekyll-theme-isabelline.gemspec
@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
 Gem::Specification.new do |spec|
-  spec.version       = "0.1.10"
+  spec.version       = "0.1.12"
   
   spec.name          = "jekyll-theme-isabelline"
   spec.authors       = ["Rouslan Zenetl"]
-  spec.email         = ["rzenetl@gmail.com"]
-  spec.summary       = "Simple clean mobile-friendly theme for long form blogging. Also good for private note taking."
+  spec.email         = ["isabelline@rzen.dev"]
+  spec.summary       = "Simple clean mobile-friendly theme for long form note taking. Works for blogging too."
   spec.homepage      = "https://github.com/rzen/jekyll-theme-isabelline"
   spec.license       = "MIT"
   spec.metadata["plugin_type"] = "theme"
@@ -16,6 +16,7 @@ Gem::Specification.new do |spec|
     f.match(%r!^(assets|_(includes|layouts|sass)/|(LICENSE|README|CHANGELOG|index)((\.(txt|md|html)|$)))!i)
   end
 
-  spec.add_runtime_dependency "jekyll", ">= 3.5", "< 5.0"  # TODO
+  # TODO: jekyll ver should be same as image in docker-compose.yaml
+  spec.add_runtime_dependency "jekyll", ">= 3.5", "< 5.0"
   spec.add_development_dependency "bundler", "~> 2.0.2"
 end
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