diff --git a/requirements/req.txt b/requirements/req.txt
index fb4faa0..aa7ef74 100644
--- a/requirements/req.txt
+++ b/requirements/req.txt
@@ -66,7 +66,7 @@ DateTime==5.1
 six==1.17.0
 cffi==1.17.1
 pycparser==2.22
-PyNaCl==1.5.0
+PyNaCl==1.6.2
 zope.interface==8.2
 
 # --- Template Engines ---