diff --git a/requirements/ci.txt b/requirements/ci.txt
index ef6cc18..288ef10 100644
--- a/requirements/ci.txt
+++ b/requirements/ci.txt
@@ -10,7 +10,7 @@ chardet==5.2.0
     # via tox
 colorama==0.4.6
     # via tox
-distlib==0.3.9
+distlib==0.4.0
     # via virtualenv
 filelock==3.18.0
     # via
@@ -28,7 +28,7 @@ pluggy==1.6.0
     # via tox
 pyproject-api==1.9.1
     # via tox
-tox==4.27.0
+tox==4.28.0
     # via -r requirements/ci.in
 virtualenv==20.31.2
     # via tox
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 75084e6..8df8032 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -50,13 +50,13 @@ coverage[toml]==7.9.2
     # via
     #   -r requirements/quality.txt
     #   pytest-cov
-diff-cover==9.5.0
+diff-cover==9.6.0
     # via -r requirements/dev.in
 dill==0.4.0
     # via
     #   -r requirements/quality.txt
     #   pylint
-distlib==0.3.9
+distlib==0.4.0
     # via
     #   -r requirements/ci.txt
     #   virtualenv
@@ -200,7 +200,7 @@ tomlkit==0.13.3
     # via
     #   -r requirements/quality.txt
     #   pylint
-tox==4.27.0
+tox==4.28.0
     # via -r requirements/ci.txt
 virtualenv==20.31.2
     # via
diff --git a/requirements/doc.txt b/requirements/doc.txt
index 4655133..1a58ecc 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -20,7 +20,7 @@ backports-tarfile==1.2.0
     # via jaraco-context
 beautifulsoup4==4.13.4
     # via pydata-sphinx-theme
-certifi==2025.7.9
+certifi==2025.7.14
     # via requests
 cffi==1.17.1
     # via cryptography
@@ -89,7 +89,7 @@ more-itertools==10.7.0
     # via
     #   jaraco-classes
     #   jaraco-functools
-nh3==0.2.21
+nh3==0.3.0
     # via readme-renderer
 packaging==25.0
     # via