diff --git a/octodns/provider/selectel.py b/octodns/provider/selectel.py
index 87f8d4f..5851253 100644
--- a/octodns/provider/selectel.py
+++ b/octodns/provider/selectel.py
@@ -39,7 +39,7 @@ class SelectelProvider(BaseProvider):
     API_URL = 'https://api.selectel.ru/domains/v1'
 
     def __init__(self, id, token, *args, **kwargs):
-        self.log = getLogger('SelectelProvider[{}]'.format(id))
+        self.log = getLogger(f'SelectelProvider[{id}]')
         self.log.debug('__init__: id=%s', id)
         super(SelectelProvider, self).__init__(id, *args, **kwargs)
 
@@ -55,7 +55,7 @@ class SelectelProvider(BaseProvider):
     def _request(self, method, path, params=None, data=None):
         self.log.debug('_request: method=%s, path=%s', method, path)
 
-        url = '{}{}'.format(self.API_URL, path)
+        url = f'{self.API_URL}{path}'
         resp = self._sess.request(method, url, params=params, json=data)
 
         self.log.debug('_request: status=%s', resp.status_code)
@@ -69,7 +69,7 @@ class SelectelProvider(BaseProvider):
         return resp.json()
 
     def _get_total_count(self, path):
-        url = '{}{}'.format(self.API_URL, path)
+        url = f'{self.API_URL}{path}'
         resp = self._sess.request('HEAD', url)
         return int(resp.headers['X-Total-Count'])
 
@@ -101,12 +101,11 @@ class SelectelProvider(BaseProvider):
         zone_name = desired.name[:-1]
         for change in changes:
             class_name = change.__class__.__name__
-            getattr(self, '_apply_{}'.format(class_name).lower())(zone_name,
-                                                                  change)
+            getattr(self, f'_apply_{class_name}'.lower())(zone_name, change)
 
     def _apply_create(self, zone_name, change):
         new = change.new
-        params_for = getattr(self, '_params_for_{}'.format(new._type))
+        params_for = getattr(self, f'_params_for_{new._type}')
         for params in params_for(new):
             self.create_record(zone_name, params)
 
@@ -178,7 +177,7 @@ class SelectelProvider(BaseProvider):
         return {
             'ttl': records[0]['ttl'],
             'type': _type,
-            'values': ['{}.'.format(r['content']) for r in records],
+            'values': [f'{r["content"]}.' for r in records],
         }
 
     def _data_for_MX(self, _type, records):
@@ -186,7 +185,7 @@ class SelectelProvider(BaseProvider):
         for record in records:
             values.append({
                 'preference': record['priority'],
-                'exchange': '{}.'.format(record['content']),
+                'exchange': f'{record["content"]}.',
             })
         return {
             'ttl': records[0]['ttl'],
@@ -199,7 +198,7 @@ class SelectelProvider(BaseProvider):
         return {
             'ttl': only['ttl'],
             'type': _type,
-            'value': '{}.'.format(only['content'])
+            'value': f'{only["content"]}.',
         }
 
     def _data_for_TXT(self, _type, records):
@@ -216,7 +215,7 @@ class SelectelProvider(BaseProvider):
                 'priority': record['priority'],
                 'weight': record['weight'],
                 'port': record['port'],
-                'target': '{}.'.format(record['target']),
+                'target': f'{record["target"]}.',
             })
 
         return {
@@ -239,7 +238,7 @@ class SelectelProvider(BaseProvider):
                     values[name][record['type']].append(record)
             for name, types in values.items():
                 for _type, records in types.items():
-                    data_for = getattr(self, '_data_for_{}'.format(_type))
+                    data_for = getattr(self, f'_data_for_{_type}')
                     data = data_for(_type, records)
                     record = Record.new(zone, name, data, source=self,
                                         lenient=lenient)
@@ -260,7 +259,7 @@ class SelectelProvider(BaseProvider):
         return domains
 
     def zone_records(self, zone):
-        path = '/{}/records/'.format(zone.name[:-1])
+        path = f'/{zone.name[:-1]}/records/'
         zone_records = []
 
         total_count = self._get_total_count(path)
@@ -288,24 +287,24 @@ class SelectelProvider(BaseProvider):
         else:
             domain_id = self.create_domain(zone_name)['id']
 
-        path = '/{}/records/'.format(domain_id)
+        path = f'/{domain_id}/records/'
         return self._request('POST', path, data=data)
 
     def delete_record(self, domain, _type, zone):
         self.log.debug('Delete record. Domain: %s, Type: %s', domain, _type)
 
         domain_id = self._domain_list[domain]['id']
-        records = self._zone_records.get('{}.'.format(domain), False)
+        records = self._zone_records.get(f'{domain}.', False)
         if not records:
-            path = '/{}/records/'.format(domain_id)
+            path = f'/{domain_id}/records/'
             records = self._request('GET', path)
 
         for record in records:
             full_domain = domain
             if zone:
-                full_domain = '{}{}'.format(zone, domain)
+                full_domain = f'{zone}{domain}'
             if record['type'] == _type and record['name'] == full_domain:
-                path = '/{}/records/{}'.format(domain_id, record['id'])
+                path = f'/{domain_id}/records/{record["id"]}'
                 return self._request('DELETE', path)
 
         self.log.debug('Delete record failed (Record not found)')