diff --git a/setup.py b/setup.py
index 78024ae..2c19a96 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
     'aplex==1.0.1',
     'msgpack==0.6.2',
     'msgpack-numpy==0.4.4.3',
-    'pycryptodome==3.9.0',
+    'pycryptodome==3.19.1',
     'redis>=3.3.8',
     'zstd>=1.4.4.1'
 ]