diff --git a/lib/validates_timeliness/parser.rb b/lib/validates_timeliness/parser.rb
index 16cb7db..f987f24 100644
--- a/lib/validates_timeliness/parser.rb
+++ b/lib/validates_timeliness/parser.rb
@@ -13,7 +13,7 @@ module ValidatesTimeliness
         if type == :date
           Date.new(*time_array[0..2]) rescue nil
         else
-          make_time(time_array[0..7])
+          make_time(time_array[0..6])
         end
       end
 
diff --git a/spec/parser_spec.rb b/spec/parser_spec.rb
index b57d211..f48f864 100644
--- a/spec/parser_spec.rb
+++ b/spec/parser_spec.rb
@@ -7,6 +7,10 @@ describe ValidatesTimeliness::Parser do
     it "should return time object for valid time string" do
       parse("2000-01-01 12:13:14", :datetime).should be_kind_of(Time)
     end
+
+    it "should return Time object for ISO 8601 string with time zone" do
+      parse("2000-01-01T12:23:42+09:00", :datetime).should be_kind_of(Time)
+    end
     
     it "should return nil for time string with invalid date part" do
       parse("2000-02-30 12:13:14", :datetime).should be_nil