diff --git a/src/pipecat/utils/utils.py b/src/pipecat/utils/utils.py
index 0be73191f..e2df99389 100644
--- a/src/pipecat/utils/utils.py
+++ b/src/pipecat/utils/utils.py
@@ -3,32 +3,39 @@
 #
 # SPDX-License-Identifier: BSD 2-Clause License
 #
+import collections
+import itertools
 
-from threading import Lock
-
-_COUNTS = {}
-_COUNTS_MUTEX = Lock()
-
-_ID = 0
-_ID_MUTEX = Lock()
+_COUNTS = collections.defaultdict(itertools.count)
+_ID = itertools.count()
 
 
 def obj_id() -> int:
-    global _ID, _ID_MUTEX
-    with _ID_MUTEX:
-        _ID += 1
-        return _ID
+    """
+    Generate a unique id for an object.
+
+    >>> obj_id()
+    0
+    >>> obj_id()
+    1
+    >>> obj_id()
+    2
+    """
+    return next(_ID)
 
 
 def obj_count(obj) -> int:
-    global _COUNTS, COUNTS_MUTEX
-    name = obj.__class__.__name__
-    with _COUNTS_MUTEX:
-        if name not in _COUNTS:
-            _COUNTS[name] = 0
-        else:
-            _COUNTS[name] += 1
-        return _COUNTS[name]
+    """Generate a unique id for an object.
+
+    >>> obj_count(object())
+    0
+    >>> obj_count(object())
+    1
+    >>> new_type = type('NewType', (object,), {})
+    >>> obj_count(new_type())
+    0
+    """
+    return next(_COUNTS[obj.__class__.__name__])
 
 
 def exp_smoothing(value: float, prev_value: float, factor: float) -> float: