diff --git a/.travis.yml b/.travis.yml
index e4a6f07c..e7019e81 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ rvm:
   - '2.4'
   - '2.5'
   - '2.6'
+  - '2.7'
 
 before_install:
   - gem --version
diff --git a/Rakefile b/Rakefile
index a4196686..41fa356b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -20,7 +20,7 @@ file 'man/colorls.1' => ['man/colorls.1.ronn', 'lib/colorls/flags.rb'] do
 
   flags = ColorLS::Flags.new
   attributes = {
-    date: Date.iso8601(`git log -1 --pretty=format:%aI -- man/colorls.1`),
+    date: Date.iso8601(`git log -1 --pretty=format:%cI -- man/colorls.1`),
     manual: 'colorls Manual',
     organization: "colorls #{ColorLS::VERSION}"
   }
diff --git a/lib/colorls/flags.rb b/lib/colorls/flags.rb
index 67f31da0..6e85f6c1 100644
--- a/lib/colorls/flags.rb
+++ b/lib/colorls/flags.rb
@@ -47,7 +47,7 @@ def process
 
           puts '' if i.positive?
           puts "\n#{path}:" if Dir.exist?(path) && @args.size > 1
-          Core.new(path, @opts).ls
+          Core.new(path, **@opts).ls
         rescue SystemCallError => e
           STDERR.puts "#{path}: #{e}".colorize(:red)
         end