diff --git a/dev.txt b/dev.txt
index 2131029..5e90d69 100644
--- a/dev.txt
+++ b/dev.txt
@@ -5,7 +5,7 @@
 #    pip-compile --no-annotate --output-file=dev.txt requirements/dev.in
 #
 attrs==19.3.0
-black==22.10.0
+black==23.1.0
 bleach==3.1.4
 build==0.3.1.post1
 bump2version==1.0.0
@@ -30,7 +30,7 @@ keyring==23.9.3
 mccabe==0.6.1
 more-itertools==8.14.0
 mypy-extensions==0.4.3
-packaging==20.1
+packaging==23.0
 pathspec==0.9.0
 pathtools==0.1.2
 pep517==0.10.0
@@ -42,7 +42,6 @@ pycodestyle==2.7.0
 pycparser==2.20
 pyflakes==2.3.1
 pygments==2.5.2
-pyparsing==2.4.6
 pytest==7.1.3
 pytest-runner==6.0.0
 pytest-watch==4.2.0