diff --git a/requirements.txt b/requirements.txt
index dbda64e0c..b8f96507d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -83,7 +83,7 @@ py==1.11.0
 pycodestyle==2.8.0
 pycparser==2.21
 Pygments==2.15.0
-PyNaCl==1.5.0
+PyNaCl==1.6.2
 pyparsing==3.0.7
 pyrsistent==0.18.1
 pytest==7.1.1