diff --git a/requirements_dev.txt b/requirements_dev.txt
index e091683..951cb01 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,15 +1,15 @@
-pip==21.3.1
+pip==22.3
 bumpversion==0.6.0
-wheel==0.37.0
-watchdog==2.1.6
-flake8==4.0.1
-tox==3.24.4
-coverage==6.2
+wheel==0.37.1
+watchdog==2.1.9
+flake8==5.0.1
+tox==3.26.0
+coverage==6.5.0
 cryptography==35.0.0
-Sphinx==4.3.1
-PyYAML==5.4.1
+Sphinx==4.5.0
+PyYAML==6.0
 pytest==7.1.2
-pytest-runner==5.3.1
+pytest-runner==5.3.2
 vcrpy==2.1.1
-twine==3.7.0
-black==21.12b0
+twine==4.0.1
+black==22.1.0