diff --git a/tests/functional/test_activities.py b/tests/functional/test_activities.py
index 1475235..e19ada9 100644
--- a/tests/functional/test_activities.py
+++ b/tests/functional/test_activities.py
@@ -21,10 +21,27 @@ class TestActivities(test_base.TestBase):
 
         # Check that each activity is for a valid test photo
         activities = self.client.activities.list()
-        self.assertEqual(len(activities), len(self.photos))
+        self.assertEqual(len(activities), len(photos))
         for activity in activities:
             self.assertIn(activity.data.id, [photo.id for photo in photos])
 
+    def test_list_filter(self):
+        """
+        Check that the activity list filter parameter works correctly
+        """
+        self._delete_all()
+        self._create_test_photos(tag=False)
+        photos = self.client.photos.list()
+
+        # Dummy photo update activity
+        photos[0].update(tags=photos[0].tags)
+
+        # Check that the activities can be filtered
+        upload_activities = self.client.activities.list(filters={"type": "photo-upload"})
+        update_activities = self.client.activities.list(filters={"type": "photo-update"})
+        self.assertEqual(len(upload_activities), len(photos))
+        self.assertEqual(len(update_activities), 1)
+
     # The purge endpoint currently reports a 500: Internal Server Error
     @unittest.expectedFailure
     def test_purge(self):
diff --git a/tests/unit/test_activities.py b/tests/unit/test_activities.py
index 0ea190f..29e3afa 100644
--- a/tests/unit/test_activities.py
+++ b/tests/unit/test_activities.py
@@ -68,6 +68,17 @@ class TestActivitiesList(TestActivities):
         mock_get.assert_called_with("/activities/list.json")
         self.assertEqual(result, [])
 
+    @mock.patch.object(trovebox.Trovebox, 'get')
+    def test_filters(self, mock_get):
+        """Check that the activity list filters are applied properly"""
+        mock_get.return_value = self._return_value(self.test_activities_dict)
+        self.client.activities.list(filters={"foo": "bar",
+                                             "test1": "test2"})
+        # Dict element can be any order
+        self.assertIn(mock_get.call_args[0],
+                      [("/activities/foo-bar/test1-test2/list.json",),
+                       ("/activities/test1-test2/foo-bar/list.json",)])
+
 class TestActivitiesPurge(TestActivities):
     @mock.patch.object(trovebox.Trovebox, 'post')
     def test_activity_purge(self, mock_get):
diff --git a/trovebox/api/api_activity.py b/trovebox/api/api_activity.py
index 0994cd0..4c745e2 100644
--- a/trovebox/api/api_activity.py
+++ b/trovebox/api/api_activity.py
@@ -4,15 +4,15 @@ api_activity.py : Trovebox Activity API Classes
 from trovebox import http
 from trovebox.errors import TroveboxError
 from trovebox.objects.activity import Activity
+from .api_base import ApiBase
 
-class ApiActivities(object):
+class ApiActivities(ApiBase):
     """ Definitions of /activities/ API endpoints """
-    def __init__(self, client):
-        self._client = client
-
-    def list(self, **kwds):
+    def list(self, filters={}, **kwds):
         """ Returns a list of Activity objects """
-        activities = self._client.get("/activities/list.json", **kwds)["result"]
+        filter_string = self._build_filter_string(filters)
+        activities = self._client.get("/activities/%slist.json" % filter_string,
+                                      **kwds)["result"]
         activities = http.result_to_list(activities)
         return [Activity(self._client, activity) for activity in activities]
 
@@ -22,11 +22,8 @@ class ApiActivities(object):
             raise TroveboxError("Purge response returned False")
         return True
 
-class ApiActivity(object):
+class ApiActivity(ApiBase):
     """ Definitions of /activity/ API endpoints """
-    def __init__(self, client):
-        self._client = client
-
     def view(self, activity, **kwds):
         """
         View an activity's contents.
diff --git a/trovebox/api/api_base.py b/trovebox/api/api_base.py
index 3e906be..ef462bd 100644
--- a/trovebox/api/api_base.py
+++ b/trovebox/api/api_base.py
@@ -6,3 +6,13 @@ class ApiBase(object):
     def __init__(self, client):
         self._client = client
 
+    @staticmethod
+    def _build_filter_string(filters):
+        """
+        :param filters: dictionary containing the filters
+        :returns: filter_string formatted for an API endpoint
+        """
+        filter_string = ""
+        for filter in filters:
+            filter_string += "%s-%s/" % (filter, filters[filter])
+        return filter_string