diff --git a/lib/redmine/scm/adapters/git_adapter.rb b/lib/redmine/scm/adapters/git_adapter.rb
index c0f190ad7..fcb73a363 100644
--- a/lib/redmine/scm/adapters/git_adapter.rb
+++ b/lib/redmine/scm/adapters/git_adapter.rb
@@ -197,7 +197,6 @@ module Redmine
           from_to << "#{identifier_from}.." if identifier_from
           from_to << "#{identifier_to}" if identifier_to
           cmd_args << from_to if !from_to.empty?
-          cmd_args << "--since=#{options[:since].strftime("%Y-%m-%d %H:%M:%S")}" if options[:since]
           cmd_args << "--" << scm_iconv(@path_encoding, 'UTF-8', path) if path && !path.empty?
 
           scm_cmd *cmd_args do |io|
diff --git a/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb b/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
index c5da9732a..7499ac9f9 100644
--- a/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
+++ b/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
@@ -102,15 +102,6 @@ begin
         assert_equal '1ca7f5ed374f3cb31a93ae5215c2e25cc6ec5127', revs1[20].identifier
       end
 
-      def test_revisions_reverse_with_time
-        since2 = Time.gm(2010, 9, 30, 0, 0, 0)
-        revs2  = @adapter.revisions('', nil, nil,
-                                    {:all => true, :since => since2, :reverse => true})
-        assert_equal 6, revs2.length
-        assert_equal '67e7792ce20ccae2e4bb73eed09bb397819c8834', revs2[0].identifier
-        assert_equal '1ca7f5ed374f3cb31a93ae5215c2e25cc6ec5127', revs2[5].identifier
-      end
-
       def test_revisions_master_all
         revs1 = []
         @adapter.revisions('', nil, "master",{}) do |rev|