diff --git a/doc/requirements.in b/doc/requirements.in
index 5636e5e2..3d63169b 100644
--- a/doc/requirements.in
+++ b/doc/requirements.in
@@ -1,10 +1,10 @@
 breathe == 4.35.0
 cython == 3.0.11
 furo == 2024.8.6
-ipython == 8.27.0
+ipython == 8.28.0
 numpy == 2.1.1
 pandas == 2.2.3
 pyarrow == 17.0.0
-sphinx == 8.0.2
+sphinx == 8.1.3
 sphinxcontrib-googleanalytics==0.4
 sphinx-copybutton==0.5.2
diff --git a/doc/requirements.txt b/doc/requirements.txt
index f7c30abf..88aebb46 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -30,7 +30,7 @@ idna==3.10
     # via requests
 imagesize==1.4.1
     # via sphinx
-ipython==8.27.0
+ipython==8.28.0
     # via -r doc/requirements.in
 jedi==0.19.1
     # via ipython
@@ -80,7 +80,7 @@ snowballstemmer==2.2.0
     # via sphinx
 soupsieve==2.6
     # via beautifulsoup4
-sphinx==8.0.2
+sphinx==8.1.3
     # via
     #   -r doc/requirements.in
     #   breathe