diff --git a/lib/jekyll/command.rb b/lib/jekyll/command.rb
index 1f305a3c..a7678c30 100644
--- a/lib/jekyll/command.rb
+++ b/lib/jekyll/command.rb
@@ -18,9 +18,9 @@ module Jekyll
       site.process
     rescue Jekyll::FatalException => e
       puts
-      puts "ERROR: YOUR SITE COULD NOT BE BUILT:"
-      puts "------------------------------------"
-      puts e.message
+      Jekyll.warn "ERROR:", "YOUR SITE COULD NOT BE BUILT:"
+      Jekyll.warn "", "------------------------------------"
+      Jekyll.warn "", e.message
       exit(1)
     end
   end
diff --git a/lib/jekyll/commands/build.rb b/lib/jekyll/commands/build.rb
index 2ee78d22..a40d261f 100644
--- a/lib/jekyll/commands/build.rb
+++ b/lib/jekyll/commands/build.rb
@@ -17,9 +17,9 @@ module Jekyll
       def self.build(site, options)
         source = options['source']
         destination = options['destination']
-        puts  "            Source: #{source}"
-        puts  "       Destination: #{destination}"
-        print "      Generating... "
+        Jekyll.info "Source:", source
+        Jekyll.info "Destination:", destination
+        print Jekyll.formatted_topic "Generating..."
         self.process_site(site)
         puts "done."
       end
@@ -36,14 +36,14 @@ module Jekyll
         source = options['source']
         destination = options['destination']
 
-        puts " Auto-regeneration: enabled"
+        Jekyll.info "Auto-regeneration:", "enabled"
 
         dw = DirectoryWatcher.new(source, :glob => self.globs(source, destination), :pre_load => true)
         dw.interval = 1
 
         dw.add_observer do |*args|
           t = Time.now.strftime("%Y-%m-%d %H:%M:%S")
-          print "      Regenerating: #{args.size} files at #{t} "
+          print Jekyll.formatted_topic("Regenerating:") + "#{args.size} files at #{t} "
           self.process_site(site)
           puts  "...done."
         end
diff --git a/lib/jekyll/configuration.rb b/lib/jekyll/configuration.rb
index f0617744..19deaf32 100644
--- a/lib/jekyll/configuration.rb
+++ b/lib/jekyll/configuration.rb
@@ -104,7 +104,7 @@ module Jekyll
       configuration = dup
       next_config = YAML.safe_load_file(file)
       raise "Configuration file: (INVALID) #{file}" if !next_config.is_a?(Hash)
-      $stdout.puts "Configuration file: #{file}"
+      Jekyll.info "Configuration file:", file
       configuration.deep_merge(next_config)
     end
 
@@ -123,12 +123,11 @@ module Jekyll
         end
       rescue SystemCallError
         # Errno:ENOENT = file not found
-        $stderr.puts "Configuration file: none"
+        Jekyll.warn "Configuration file:", "none"
       rescue => err
-        $stderr.puts "           " +
-                     "WARNING: Error reading configuration. " +
+        Jekyll.warn "WARNING", "Error reading configuration. " +
                      "Using defaults (and options)."
-        $stderr.puts "#{err}"
+        Jekyll.warn "", "#{err}"
       end
 
       configuration.backwards_compatibilize
@@ -141,8 +140,8 @@ module Jekyll
     def backwards_compatibilize
       config = dup
       # Provide backwards-compatibility
-      if config['auto']
-        $stderr.puts "Deprecation: ".rjust(20) + "'auto' has been changed to " +
+      if config.has_key? 'auto'
+        Jekyll.warn "Deprecation:", "'auto' has been changed to " +
                    "'watch'. Please update your configuration to use 'watch'."
         config['watch'] = config['auto']
       end