diff --git a/autoload/conque_gdb/conque_gdb.py b/autoload/conque_gdb/conque_gdb.py
index c54e3c8..15f629c 100644
--- a/autoload/conque_gdb/conque_gdb.py
+++ b/autoload/conque_gdb/conque_gdb.py
@@ -1,4 +1,5 @@
-import re, collections
+import re
+import collections.abc
 
 # Marks that a breakpoint has been hit
 GDB_BREAK_MARK = '\x1a\x1a'
@@ -36,7 +37,7 @@ def __init__(self, fname, line, enable):
     def __str__(self):
         return self.filename + ':' + self.lineno + ',' + self.enabled
 
-class RegisteredBpDict(collections.MutableMapping):
+class RegisteredBpDict(collections.abc.MutableMapping):
     def __init__(self):
         self.r_breaks = dict()
         self.lookups = dict()