diff --git a/ops/pebble.py b/ops/pebble.py
index d1f9d275a..35ad53c25 100644
--- a/ops/pebble.py
+++ b/ops/pebble.py
@@ -86,6 +86,7 @@
                                 'backoff-delay': str,
                                 'backoff-factor': Optional[int],
                                 'backoff-limit': str,
+                                'kill-delay': Optional[str],
                                 },
                                total=False)
 
@@ -824,6 +825,7 @@ def __init__(self, name: str, raw: Optional['ServiceDict'] = None):
         self.backoff_delay = dct.get('backoff-delay', '')
         self.backoff_factor = dct.get('backoff-factor')
         self.backoff_limit = dct.get('backoff-limit', '')
+        self.kill_delay = dct.get('kill-delay', '')
 
     def to_dict(self) -> 'ServiceDict':
         """Convert this service object to its dict representation."""
@@ -848,6 +850,7 @@ def to_dict(self) -> 'ServiceDict':
             ('backoff-delay', self.backoff_delay),
             ('backoff-factor', self.backoff_factor),
             ('backoff-limit', self.backoff_limit),
+            ('kill-delay', self.kill_delay),
         ]
         dct = {name: value for name, value in fields if value}
         return typing.cast('ServiceDict', dct)
diff --git a/test/test_pebble.py b/test/test_pebble.py
index 76d205d92..6d172a2fd 100644
--- a/test/test_pebble.py
+++ b/test/test_pebble.py
@@ -688,6 +688,7 @@ def _assert_empty(self, service, name):
         self.assertEqual(service.backoff_delay, '')
         self.assertIs(service.backoff_factor, None)
         self.assertEqual(service.backoff_limit, '')
+        self.assertIs(service.kill_delay, '')
         self.assertEqual(service.to_dict(), {})
 
     def test_name_only(self):
@@ -719,6 +720,7 @@ def test_dict(self):
             'backoff-delay': '1s',
             'backoff-factor': 4,
             'backoff-limit': '10s',
+            'kill-delay': '420s',
         }
         s = pebble.Service('Name 2', d)
         self.assertEqual(s.name, 'Name 2')
@@ -741,6 +743,7 @@ def test_dict(self):
         self.assertEqual(s.backoff_delay, '1s')
         self.assertEqual(s.backoff_factor, 4)
         self.assertEqual(s.backoff_limit, '10s')
+        self.assertEqual(s.kill_delay, '420s')
 
         self.assertEqual(s.to_dict(), d)