diff --git a/ci/requirements.txt b/ci/requirements.txt
index c0624f06..7989cab6 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -9,7 +9,7 @@ idna==3.7
 invoke==1.4.1
 paramiko==3.4.0
 pycparser==2.20
-PyNaCl==1.5.0
+PyNaCl==1.6.2
 requests==2.32.4
 ruamel.yaml==0.16.12
 ruamel.yaml.clib==0.2.2