diff --git a/setup.cfg b/setup.cfg
index f4b65ac..1a31bd0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -39,7 +39,7 @@ install_requires =
     pvapy==5.1.0
     pvxslibs==1.1.2
     pyasn1==0.4.8
-    pycryptodome==3.15.0
+    pycryptodome==3.17
     pyepics==3.5.1
     cachannel==3.2.0
     rsa==4.9