diff --git a/colander.gemspec b/colander.gemspec
index f14d9fb..a30caff 100644
--- a/colander.gemspec
+++ b/colander.gemspec
@@ -19,7 +19,7 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency "roo", "~> 1.10.1"
   s.add_dependency "zip", "~> 2.0.2"
   s.add_development_dependency "rspec"
+  s.add_development_dependency "pry"
 end
diff --git a/lib/colander/parser/base.rb b/lib/colander/parser/base.rb
index d6f22cc..91110a5 100644
--- a/lib/colander/parser/base.rb
+++ b/lib/colander/parser/base.rb
@@ -8,8 +8,31 @@ def initialize(file_path)
       end
 
       def parse
+        @emails = collect_emails
+      rescue Exception => e
+        raise InvalidFile.new e
+      end
+
+      def payload
         raise "plz implement me in"
       end
+
+      protected
+
+      def collect_emails
+        parse_file.scan(/\b[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}\b/).flatten.uniq
+      end
+
+      def parse_file
+        ic = Iconv.new("UTF-8//IGNORE", "UTF-8")
+        std_out, std_err, exit_status = Open3.capture3("strings", :stdin_data => payload)
+        if exit_status == 0
+          ic.iconv(std_out)
+        else
+          raise RuntimeError.new(std_err)
+        end
+      end
+
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/colander/parser/xls.rb b/lib/colander/parser/xls.rb
index 42a5683..5f1ac4f 100644
--- a/lib/colander/parser/xls.rb
+++ b/lib/colander/parser/xls.rb
@@ -1,31 +1,15 @@
 require 'colander/invalid_file'
 require 'colander/parser/base'
-require 'roo'
-require 'iconv'
-
+require 'open3'
 module Colander
   module Parser
     class Xls < Base
-      def parse
-        spreadsheet = parse_file
-        @emails = collect_emails spreadsheet
-      rescue Exception => e
-        raise InvalidFile.new e
-      end
 
       protected
 
-      def parse_file
-        Excel.new(@file_path,nil,:ignore)
+      def payload
+        File.read(@file_path)
       end
-
-      def collect_emails(spreadsheet)
-        spreadsheet.sheets.map do |sheet|
-          spreadsheet.default_sheet = sheet
-          spreadsheet.to_yaml.scan(/\b[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}\b/)
-        end.flatten
-      end
-
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/colander/parser/xlsx.rb b/lib/colander/parser/xlsx.rb
index 257df72..aab3e73 100644
--- a/lib/colander/parser/xlsx.rb
+++ b/lib/colander/parser/xlsx.rb
@@ -1,13 +1,21 @@
 require 'colander/parser/base'
-require 'roo'
-
+require 'zip'
+require 'iconv'
 module Colander
   module Parser
     class Xlsx < Xls
+
       protected
-      def parse_file
-        Excelx.new(@file_path,nil,:ignore)
+
+      def payload
+        ''.tap do |string|
+          Zip::ZipInputStream::open(@file_path) do |io|
+            while (entry = io.get_next_entry)
+              string << io.read
+            end
+          end
+        end
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/colander/version.rb b/lib/colander/version.rb
index 2c14ab3..1be4fce 100644
--- a/lib/colander/version.rb
+++ b/lib/colander/version.rb
@@ -1,3 +1,3 @@
 module Colander
-  VERSION = "0.0.3"
+  VERSION = "0.1.0"
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 30297f6..c7f86ca 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,3 +1,4 @@
 $:.push File.expand_path("../lib", __FILE__)
 
-require 'colander'
\ No newline at end of file
+require 'colander'
+require 'pry'
diff --git a/spec/xls_spec.rb b/spec/xls_spec.rb
index 669fb8f..cf825d0 100644
--- a/spec/xls_spec.rb
+++ b/spec/xls_spec.rb
@@ -3,9 +3,8 @@
 describe Colander::Parser::Xls do
   describe "#parse" do
     it "stores found emails" do
-      Excel.stub(:new)
       parser = Colander::Parser::Xls.new("file/path")
-      parser.should_receive(:collect_emails).and_return(["bruce@wayne.com"])
+      parser.should_receive(:parse_file).and_return("bruce@wayne.com")
       parser.parse
       parser.emails.sort.should eql(["bruce@wayne.com"])
     end
@@ -26,21 +25,19 @@
     end
 
     it "retreives emails from an 95-excel spreadsheet" do
-      pending "handle encoding error"
       parser = Colander::Parser::Xls.new("spec/fixtures/excel95.xls")
       parser.parse
-      parser.emails.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"])
+      parser.emails.sort.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"].sort)
     end
     it "retreives emails from an xls spreadsheet" do
       parser = Colander::Parser::Xls.new("spec/fixtures/old-format.xls")
       parser.parse
-      parser.emails.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"])
+      parser.emails.sort.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"].sort)
     end
     it "retreives emails from an 95-excel spreadsheet without file suffix" do
-      pending "handle encoding error"
       parser = Colander::Parser::Xls.new("spec/fixtures/excel95-without-file-suffix")
       parser.parse
-      parser.emails.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"])
+      parser.emails.sort.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"].sort)
     end
   end
 end
diff --git a/spec/xlsx_spec.rb b/spec/xlsx_spec.rb
index 852440d..dc7c8a8 100644
--- a/spec/xlsx_spec.rb
+++ b/spec/xlsx_spec.rb
@@ -8,7 +8,7 @@
     it "retreives emails from an xlsx spreadsheet" do
       parser = Colander::Parser::Xlsx.new("spec/fixtures/new-format.xlsx")
       parser.parse
-      parser.emails.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"])
+      parser.emails.sort.should eql(["markus.nordin@mynewsdesk.com", "markus@hej.se", "sven@bertil.se", "Adam.A@hotmail.com", "apa@elabs.se", "liam@neeson.net", "david@mynewsdesk.com"].sort)
     end
   end
 end