diff --git a/py/autoevals/string.py b/py/autoevals/string.py
index 370132f..cd9680d 100644
--- a/py/autoevals/string.py
+++ b/py/autoevals/string.py
@@ -2,7 +2,7 @@
 from typing import Optional
 
 from braintrust_core.score import Score
-from Levenshtein import distance
+from polyleven import levenshtein as distance
 
 from autoevals.partial import ScorerWithPartial
 from autoevals.value import normalize_value
diff --git a/py/autoevals/version.py b/py/autoevals/version.py
index eaf5805..d5a0531 100644
--- a/py/autoevals/version.py
+++ b/py/autoevals/version.py
@@ -1 +1 @@
-VERSION = "0.0.122"
+VERSION = "0.0.123"
diff --git a/setup.py b/setup.py
index 2d92e31..f7a772b 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
 with open(os.path.join(dir_name, "README.md"), "r", encoding="utf-8") as f:
     long_description = f.read()
 
-install_requires = ["chevron", "levenshtein", "pyyaml", "braintrust_core", "jsonschema"]
+install_requires = ["chevron", "polyleven", "pyyaml", "braintrust_core", "jsonschema"]
 
 extras_require = {
     "dev": [