diff --git a/lib/request_log_analyzer/file_format/merb.rb b/lib/request_log_analyzer/file_format/merb.rb
index dbbdbfcf..0bd254e5 100644
--- a/lib/request_log_analyzer/file_format/merb.rb
+++ b/lib/request_log_analyzer/file_format/merb.rb
@@ -14,8 +14,8 @@ class Merb < Base
     # ~ Params: {"_method"=>"delete", "authenticity_token"=>"[FILTERED]", "action"=>"d}
     line_definition :params do |line|
       line.teaser = /Params/
-      line.regexp = /Params\:\ \{(.+)\}/
-      line.captures << { :name => :raw_hash, :type => :string}
+      line.regexp = /Params\:\ (\{.+\})/
+      line.captures << { :name => :action, :type => :params}
     end
 
     # ~ {:dispatch_time=>0.006117, :after_filters_time=>6.1e-05, :before_filters_time=>0.000712, :action_time=>0.005833}
@@ -31,7 +31,21 @@ class Merb < Base
     
     
     report do |analyze|
-      # FIX ME
+      analyze.timespan :line_type => :started
+      analyze.hourly_spread :line_type => :started
+      
+      analyze.duration :dispatch_time, :category => :action, :title => 'Request dispatch duration'
+      # analyze.duration :action_time, :category => :action, :title => 'Request action duration'
+      # analyze.duration :after_filters_time, :category => :action, :title => 'Request after_filter duration'
+      # analyze.duration :before_filters_time, :category => :action, :title => 'Request before_filter duration'
+    end
+    
+    
+    class Request < RequestLogAnalyzer::Request
+      def convert_params(value, definition)
+        hash = eval(value) rescue {}
+        "#{hash['controller']}##{hash['action']}"
+      end
     end
     
   end
diff --git a/spec/integration/command_line_usage_spec.rb b/spec/integration/command_line_usage_spec.rb
index ed4a098b..826fa5f4 100644
--- a/spec/integration/command_line_usage_spec.rb
+++ b/spec/integration/command_line_usage_spec.rb
@@ -63,4 +63,9 @@
     output.all? { |line| /^[\x00-\x7F]*$/ =~ line }.should be_true
   end
   
+  it "should parse a Merb file if --format merb is set" do  
+    output = run("#{log_fixture(:merb)} --format merb")
+    output.detect { |line| /Parsed requests\:\s*11/ =~ line }.should_not be_nil   
+  end  
+  
 end
\ No newline at end of file