diff --git a/lib/jekyll/theme_builder.rb b/lib/jekyll/theme_builder.rb
index ca7dff69..f5b60bda 100644
--- a/lib/jekyll/theme_builder.rb
+++ b/lib/jekyll/theme_builder.rb
@@ -104,7 +104,7 @@ class Jekyll::ThemeBuilder
       @theme_builder = theme_builder
     end
 
-    def jekyll_pessimistic_version
+    def jekyll_version_with_minor
       Jekyll::VERSION.split(".").take(2).join(".")
     end
 
diff --git a/lib/theme_template/theme.gemspec.erb b/lib/theme_template/theme.gemspec.erb
index 0bd7c365..1c3b7ee4 100644
--- a/lib/theme_template/theme.gemspec.erb
+++ b/lib/theme_template/theme.gemspec.erb
@@ -16,7 +16,7 @@ Gem::Specification.new do |spec|
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
 
-  spec.add_development_dependency "jekyll", "~> <%= jekyll_pessimistic_version %>"
+  spec.add_development_dependency "jekyll", "~> <%= jekyll_version_with_minor %>"
   spec.add_development_dependency "bundler", "~> 1.12"
   spec.add_development_dependency "rake", "~> 10.0"
 end