diff --git a/utils.py b/utils.py
index 309ea79..eba84fe 100644
--- a/utils.py
+++ b/utils.py
@@ -9,7 +9,7 @@
 from typing import Any, TypedDict
 
 CJK_LANGS = ["zh", "ja", "ko"]
-PROFICIENCY_VERSION = "0.5.15"
+PROFICIENCY_VERSION = "0.5.16"
 PROFICIENCY_RELEASE_URL = (
     f"https://github.com/xxyzz/Proficiency/releases/download/v{PROFICIENCY_VERSION}"
 )