diff --git a/requirements.txt b/requirements.txt
index fde2b22b..0e6043a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 numpy==1.18.4
 onnx==1.6.0
-cachetools==4.1.0
+cachetools==4.2.4