diff --git a/.pylintrc b/.pylintrc
index b8f2b589a..b2c14483a 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -7,7 +7,8 @@ load-plugins=qute_pylint.config,
              qute_pylint.modeline,
              qute_pylint.openencoding,
              qute_pylint.settrace,
-             pylint.extensions.bad_builtin
+             pylint.extensions.bad_builtin,
+             pylint.extensions.docstyle
 
 [MESSAGES CONTROL]
 enable=all
diff --git a/tests/unit/utils/overflow_test_cases.py b/tests/unit/utils/overflow_test_cases.py
index ff1d73f03..308e5f9a3 100644
--- a/tests/unit/utils/overflow_test_cases.py
+++ b/tests/unit/utils/overflow_test_cases.py
@@ -17,8 +17,7 @@
 # You should have received a copy of the GNU General Public License
 # along with qutebrowser.  If not, see <http://www.gnu.org/licenses/>.
 
-"""
-Provides test data for overflow checking.
+"""Provides test data for overflow checking.
 
 Module attributes:
     INT32_MIN: Minimum valid value for a signed int32.