diff --git a/requirements.txt b/requirements.txt
index e3353366f..eae7f825f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ voluptuous==0.11.5
 gitpython==2.1.10
 pytz==2018.4
 pyudev==0.21.0
-pycryptodome==3.6.4
+pycryptodome==3.6.6
 cpe==1.2.1
 uvloop==0.11.2
 cchardet==2.1.1