diff --git a/requirements.txt b/requirements.txt
index 365f6871..102d1db9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ Flask==1.1.2
 pyjwkest==1.4.2
 pycrypto==2.6.1
 eoepca-scim==2.5.3
-pycryptodome==3.4.3
+pycryptodome==3.6.6