diff --git a/doc/requirements.txt b/doc/requirements.txt
index 14e70fa1..05f51bd3 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -9,13 +9,13 @@ importlib-metadata==6.0.0
 Jinja2==3.1.2
 MarkupSafe==2.1.1
 packaging==23.0
-Pillow==9.4.0
+Pillow==10.2.0
 Pygments==2.14.0
 pytz==2022.7.1
-PyYAML==6.0
-reportlab==3.6.12
+PyYAML==6.0.1
+reportlab==4.0.9
 requests==2.28.2
-rst2pdf==0.99
+rst2pdf==0.101
 smartypants==2.0.1
 snowballstemmer==2.2.0
 Sphinx==5.3.0