diff --git a/Lib/ldap/cidict.py b/Lib/ldap/cidict.py
index cf13388..48aeacb 100644
--- a/Lib/ldap/cidict.py
+++ b/Lib/ldap/cidict.py
@@ -5,9 +5,9 @@
 
 See https://www.python-ldap.org/ for details.
 """
-from collections import MutableMapping
 import warnings
 
+from ldap.compat import MutableMapping
 from ldap import __version__
 
 
diff --git a/Lib/ldap/compat.py b/Lib/ldap/compat.py
index cbfeef5..901457b 100644
--- a/Lib/ldap/compat.py
+++ b/Lib/ldap/compat.py
@@ -10,6 +10,7 @@
     from urllib import unquote as urllib_unquote
     from urllib import urlopen
     from urlparse import urlparse
+    from collections import MutableMapping
 
     def unquote(uri):
         """Specialized unquote that uses UTF-8 for parsing."""
@@ -33,6 +34,7 @@ def unquote(uri):
     IterableUserDict = UserDict
     from urllib.parse import quote, quote_plus, unquote, urlparse
     from urllib.request import urlopen
+    from collections.abc import MutableMapping
 
     def reraise(exc_type, exc_value, exc_traceback):
         """Re-raise an exception given information from sys.exc_info()
diff --git a/Lib/ldapurl.py b/Lib/ldapurl.py
index ecfc539..a3dd7ff 100644
--- a/Lib/ldapurl.py
+++ b/Lib/ldapurl.py
@@ -16,9 +16,7 @@
   'LDAPUrlExtension','LDAPUrlExtensions','LDAPUrl'
 ]
 
-from collections import MutableMapping
-
-from ldap.compat import quote, unquote
+from ldap.compat import quote, unquote, MutableMapping
 
 LDAP_SCOPE_BASE = 0
 LDAP_SCOPE_ONELEVEL = 1