diff --git a/kallithea/config/routing.py b/kallithea/config/routing.py
--- a/kallithea/config/routing.py
+++ b/kallithea/config/routing.py
@@ -719,7 +719,7 @@ def make_map(config):
     rmap.connect('files_annotate_home',
                  '/{repo_name:.*?}/annotate/{revision}/{f_path:.*}',
                  controller='files', revision='tip',
-                 f_path='', annotate=True, conditions=dict(function=check_repo))
+                 f_path='', annotate='1', conditions=dict(function=check_repo))
 
     rmap.connect('files_edit_home',
                  '/{repo_name:.*?}/edit/{revision}/{f_path:.*}',
diff --git a/kallithea/tests/functional/test_files.py b/kallithea/tests/functional/test_files.py
--- a/kallithea/tests/functional/test_files.py
+++ b/kallithea/tests/functional/test_files.py
@@ -136,7 +136,7 @@ class TestFilesController(TestController
                                     repo_name=HG_REPO,
                                     revision='tip',
                                     f_path='vcs/nodes.py',
-                                    annotate=True))
+                                    annotate='1'))
 
         response.mustcontain("""r356:25213a5fbb04""")
 
@@ -146,7 +146,7 @@ class TestFilesController(TestController
                                     repo_name=GIT_REPO,
                                     revision='master',
                                     f_path='vcs/nodes.py',
-                                    annotate=True))
+                                    annotate='1'))
         response.mustcontain("""r345:c994f0de03b2""")
 
     def test_file_annotation_history(self):
@@ -155,7 +155,7 @@ class TestFilesController(TestController
                                     repo_name=HG_REPO,
                                     revision='tip',
                                     f_path='vcs/nodes.py',
-                                    annotate=True),
+                                    annotate='1'),
                                 extra_environ={'HTTP_X_PARTIAL_XHR': '1'})
 
         assert response.body == HG_NODE_HISTORY
@@ -177,7 +177,7 @@ class TestFilesController(TestController
                                     repo_name=HG_REPO,
                                     revision='tip',
                                     f_path='vcs/nodes.py',
-                                    annotate=True))
+                                    annotate='1'))
         response.mustcontain('Marcin Kuzminski')
         response.mustcontain('Lukasz Balcerzak')
 
@@ -187,7 +187,7 @@ class TestFilesController(TestController
                                     repo_name=GIT_REPO,
                                     revision='master',
                                     f_path='vcs/nodes.py',
-                                    annotate=True))
+                                    annotate='1'))
         response.mustcontain('Marcin Kuzminski')
         response.mustcontain('Lukasz Balcerzak')