diff --git a/requirements/dev.txt b/requirements/dev.txt
index 3cb7528..c8c8ebe 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -24,7 +24,7 @@ colorlog==6.5.0
     # via nox
 distlib==0.3.3
     # via virtualenv
-docutils==0.17.1
+docutils==0.20.1
     # via sphinx
 filelock==3.3.2
     # via virtualenv
@@ -32,7 +32,7 @@ identify==2.3.3
     # via pre-commit
 idna==3.3
     # via requests
-imagesize==1.2.0
+imagesize==1.4.1
     # via sphinx
 iniconfig==1.1.1
     # via pytest
@@ -62,7 +62,7 @@ py==1.10.0
     # via
     #   nox
     #   pytest
-pygments==2.10.0
+pygments==2.16.1
     # via sphinx
 pyparsing==2.4.7
     # via packaging
@@ -78,12 +78,13 @@ six==1.16.0
     # via virtualenv
 snowballstemmer==2.1.0
     # via sphinx
-sphinx==5.0.1
+sphinx==7.2.5
     # via
     #   -r docs.in
     #   pallets-sphinx-themes
     #   sphinx-issues
     #   sphinxcontrib-log-cabinet
+    #   sphinxcontrib-serializinghtml
 sphinx-issues==3.0.1
     # via -r docs.in
 sphinxcontrib-applehelp==1.0.2
@@ -98,7 +99,7 @@ sphinxcontrib-log-cabinet==1.0.1
     # via -r docs.in
 sphinxcontrib-qthelp==1.0.3
     # via sphinx
-sphinxcontrib-serializinghtml==1.1.5
+sphinxcontrib-serializinghtml==1.1.9
     # via sphinx
 toml==0.10.2
     # via
diff --git a/requirements/docs.txt b/requirements/docs.txt
index e642e98..d46eb0e 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -12,11 +12,11 @@ certifi==2021.10.8
     # via requests
 charset-normalizer==2.0.7
     # via requests
-docutils==0.17.1
+docutils==0.20.1
     # via sphinx
 idna==3.3
     # via requests
-imagesize==1.2.0
+imagesize==1.4.1
     # via sphinx
 jinja2==3.0.2
     # via sphinx
@@ -28,7 +28,7 @@ packaging==21.2
     #   sphinx
 pallets-sphinx-themes==2.0.1
     # via -r docs.in
-pygments==2.10.0
+pygments==2.16.1
     # via sphinx
 pyparsing==2.4.7
     # via packaging
@@ -38,12 +38,13 @@ requests==2.26.0
     # via sphinx
 snowballstemmer==2.1.0
     # via sphinx
-sphinx==5.0.1
+sphinx==7.2.5
     # via
     #   -r docs.in
     #   pallets-sphinx-themes
     #   sphinx-issues
     #   sphinxcontrib-log-cabinet
+    #   sphinxcontrib-serializinghtml
 sphinx-issues==3.0.1
     # via -r docs.in
 sphinxcontrib-applehelp==1.0.2
@@ -58,7 +59,7 @@ sphinxcontrib-log-cabinet==1.0.1
     # via -r docs.in
 sphinxcontrib-qthelp==1.0.3
     # via sphinx
-sphinxcontrib-serializinghtml==1.1.5
+sphinxcontrib-serializinghtml==1.1.9
     # via sphinx
 urllib3==1.26.7
     # via requests