diff --git a/Doc/docs-requirements.txt b/Doc/docs-requirements.txt
index 3a8f79fcf..9e7fd9101 100644
--- a/Doc/docs-requirements.txt
+++ b/Doc/docs-requirements.txt
@@ -1,4 +1,4 @@
 sphinx==7.2.6
 sphinx_rtd_theme==2.0.0
-reportlab==4.0.7
+reportlab==4.0.8
 freetype-py==2.4.0
diff --git a/dev-requirements.txt b/dev-requirements.txt
index c9cc23aa1..400f8e06b 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -5,4 +5,4 @@ sphinx>=1.5.5
 mypy>=0.782
 
 # Pin black as each version could change formatting, breaking CI randomly.
-black==23.11.0
+black==23.12.0
diff --git a/requirements.txt b/requirements.txt
index f85e8138e..827bbc820 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ skia-pathops==0.8.0.post1; platform_python_implementation != "PyPy"
 # this is only required to run Tests/cu2qu/{ufo,cli}_test.py
 ufoLib2==0.16.0
 ufo2ft==2.33.4
-pyobjc==10.0; sys_platform == "darwin"
+pyobjc==10.1; sys_platform == "darwin"
 freetype-py==2.4.0
 uharfbuzz==0.37.3
 glyphsLib==6.6.0 # this is only required to run Tests/varLib/interpolatable_test.py