diff --git a/requirements.txt b/requirements.txt
index 70ecf27..d9a4489 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ PyQt5>=5.15.11
 pywin32>=312; sys_platform == "win32"
 # chardet 6+ requires Python >=3.10.
 chardet>=5.2.0,<6; python_version < "3.10"
-chardet>=7.6.0; python_version >= "3.10"
+chardet>=7.7.0; python_version >= "3.10"
 # psutil 是 fastpip 的依赖。fastpip 已 vendored 到 src/fastpip/（见下方说明），
 # 不再作为 PyPI 依赖自动带入，因此这里显式声明。
 psutil>=7.2.2