diff --git a/test-requirements.txt b/test-requirements.txt
index e666b214..2d4c7f72 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -19,7 +19,7 @@ pluggy>=1.0.0
 protobuf>=3.13.0,<7.0.0
 py>=1.11.0
 pycparser==2.20
-PyNaCl==1.4.0
+PyNaCl==1.6.2
 pyparsing==2.4.7
 pyrsistent==0.18.0
 pytest>=7.0.0,<8.0.0