diff --git a/beets/dbcore/query.py b/beets/dbcore/query.py
index dcbecd595..0b0cfa6f7 100644
--- a/beets/dbcore/query.py
+++ b/beets/dbcore/query.py
@@ -21,7 +21,6 @@ import re
 from operator import mul
 from beets import util
 from datetime import datetime, timedelta
-from dateutil.relativedelta import relativedelta
 import unicodedata
 from functools import reduce
 import six
@@ -561,14 +560,13 @@ class Period(object):
             else:
                 m = 1
             if timespan == 'y':
-                date = datetime.now() + m * relativedelta(years=int(quantity))
+                date = datetime.now() + m * timedelta(days=int(quantity) * 365)
             elif timespan == 'm':
-                date = datetime.now() + m * relativedelta(months=int(quantity))
+                date = datetime.now() + m * timedelta(days=int(quantity) * 30)
             elif timespan == 'w':
-                date = datetime.now() + m * relativedelta(weeks=int(quantity))
+                date = datetime.now() + timedelta(days=int(quantity) * 7)
             elif timespan == 'd':
-                date = datetime.now() + m * relativedelta(days=int(quantity))
-
+                date = datetime.now() + m * timedelta(days=int(quantity))
             precision = 'relative'
         else:
             if not string:
diff --git a/setup.py b/setup.py
index 672402603..f6e686d35 100755
--- a/setup.py
+++ b/setup.py
@@ -93,7 +93,6 @@ setup(
         'musicbrainzngs>=0.4',
         'pyyaml',
         'jellyfish',
-        'python-dateutil',
     ] + (['colorama'] if (sys.platform == 'win32') else []) +
         (['enum34>=1.0.4'] if sys.version_info < (3, 4, 0) else []),
 
@@ -108,7 +107,6 @@ setup(
         'pathlib',
         'python-mpd2',
         'discogs-client',
-        'python-dateutil',
     ],
 
     # Plugin (optional) dependencies:
diff --git a/test/test_datequery.py b/test/test_datequery.py
index 95e617084..cefc03b61 100644
--- a/test/test_datequery.py
+++ b/test/test_datequery.py
@@ -17,9 +17,8 @@
 """
 from __future__ import division, absolute_import, print_function
 
-from dateutil.relativedelta import relativedelta
 from test import _common
-from datetime import datetime
+from datetime import datetime, timedelta
 import unittest
 import time
 from beets.dbcore.query import _parse_periods, DateInterval, DateQuery
@@ -135,9 +134,8 @@ class DateQueryTestRelative(_common.LibTestCase):
         self.assertEqual(len(matched), 1)
 
     def test_single_month_nonmatch_fast(self):
-        query = DateQuery('added',
-                          (datetime.now() + relativedelta(months=1)).strftime(
-                              '%Y-%m'))
+        query = DateQuery('added', (datetime.now() + timedelta(days=30))
+                          .strftime('%Y-%m'))
         matched = self.lib.items(query)
         self.assertEqual(len(matched), 0)
 
@@ -146,9 +144,8 @@ class DateQueryTestRelative(_common.LibTestCase):
         self.assertTrue(query.match(self.i))
 
     def test_single_month_nonmatch_slow(self):
-        query = DateQuery('added',
-                          (datetime.now() + relativedelta(months=1)).strftime(
-                              '%Y-%m'))
+        query = DateQuery('added', (datetime.now() + timedelta(days=30))
+                          .strftime('%Y-%m'))
         self.assertFalse(query.match(self.i))
 
     def test_single_day_match_fast(self):
@@ -157,9 +154,8 @@ class DateQueryTestRelative(_common.LibTestCase):
         self.assertEqual(len(matched), 1)
 
     def test_single_day_nonmatch_fast(self):
-        query = DateQuery('added',
-                          (datetime.now() + relativedelta(days=1)).strftime(
-                              '%Y-%m-%d'))
+        query = DateQuery('added', (datetime.now() + timedelta(days=1))
+                          .strftime('%Y-%m-%d'))
         matched = self.lib.items(query)
         self.assertEqual(len(matched), 0)
 
diff --git a/tox.ini b/tox.ini
index 8ba69faff..43bff8014 100644
--- a/tox.ini
+++ b/tox.ini
@@ -24,7 +24,6 @@ deps =
     python-mpd2
     coverage
     discogs-client
-    python-dateutil
 
 [_flake8]
 deps =