diff --git a/requirements-dev.txt b/requirements-dev.txt
index de46afe..01c0769 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@ PyYAML==5.4.1
 cov-core==1.15.0
 coverage==5.5
 coveralls==1.5.1
-cryptography==41.0.3
+cryptography==42.0.4
 docopt==0.6.2
 pytest==6.2.3
 pytest-cov==2.11.1