diff --git a/deluge/tests/test_json_api.py b/deluge/tests/test_json_api.py
index 76e9b702e..46c221b6f 100644
--- a/deluge/tests/test_json_api.py
+++ b/deluge/tests/test_json_api.py
@@ -260,7 +260,7 @@ class JSONRequestFailedTestCase(JSONBase):
             self.assertEquals(response["id"], 0)
             self.assertEquals(response["error"]["message"],
                               "Failure: [Failure instance: Traceback (failure with no frames):"
-                              " <class 'deluge.error.DelugeError'>: DelugeERROR\n]"),
+                              " <class 'deluge.error.DelugeError'>: DelugeERROR\n]")
             self.assertEquals(response["error"]["code"], 4)
 
         request.write = write
diff --git a/deluge/ui/web/json_api.py b/deluge/ui/web/json_api.py
index af65af545..0a093896c 100644
--- a/deluge/ui/web/json_api.py
+++ b/deluge/ui/web/json_api.py
@@ -875,7 +875,7 @@ class WebApi(JSONComponent):
         web_config = component.get("DelugeWeb").config
         for key in config.keys():
             if key in ["sessions", "pwd_salt", "pwd_sha1"]:
-                log.warn("Ignored attempt to overwrite web config key '%s'" % key)
+                log.warn("Ignored attempt to overwrite web config key '%s'", key)
                 continue
             if isinstance(config[key], basestring):
                 config[key] = config[key].encode("utf8")