diff --git a/private_set_intersection/python/requirements.in b/private_set_intersection/python/requirements.in
index ae71c6a1..dd76efe0 100644
--- a/private_set_intersection/python/requirements.in
+++ b/private_set_intersection/python/requirements.in
@@ -1,4 +1,4 @@
-black==22.12.0
+black==24.3.0
 flake8==5.0.4 # must be 5.x for python 3.8
 pytest==7.2.0
 pytest-benchmark==4.0.0
diff --git a/private_set_intersection/python/requirements.txt b/private_set_intersection/python/requirements.txt
index 8580247a..0981d34f 100644
--- a/private_set_intersection/python/requirements.txt
+++ b/private_set_intersection/python/requirements.txt
@@ -6,16 +6,20 @@
 #
 attrs==22.2.0
     # via pytest
-black==22.12.0
+black==24.3.0
     # via -r requirements.in
 bleach==6.0.0
     # via readme-renderer
 certifi==2022.12.7
     # via requests
+cffi==1.16.0
+    # via cryptography
 charset-normalizer==3.0.1
     # via requests
 click==8.1.3
     # via black
+cryptography==42.0.5
+    # via secretstorage
 docutils==0.19
     # via readme-renderer
 exceptiongroup==1.1.0
@@ -32,6 +36,10 @@ iniconfig==2.0.0
     # via pytest
 jaraco-classes==3.2.3
     # via keyring
+jeepney==0.8.0
+    # via
+    #   keyring
+    #   secretstorage
 keyring==23.13.1
     # via twine
 markdown-it-py==2.1.0
@@ -47,6 +55,7 @@ mypy-extensions==0.4.3
 packaging==22.0
     # via
     #   -r requirements.in
+    #   black
     #   pytest
 pathspec==0.11.0
     # via black
@@ -62,6 +71,8 @@ py-cpuinfo==9.0.0
     # via pytest-benchmark
 pycodestyle==2.9.1
     # via flake8
+pycparser==2.21
+    # via cffi
 pyflakes==2.5.0
     # via flake8
 pygments==2.14.0
@@ -86,6 +97,8 @@ rfc3986==2.0.0
     # via twine
 rich==13.3.1
     # via twine
+secretstorage==3.3.3
+    # via keyring
 six==1.16.0
     # via bleach
 tomli==2.0.1
@@ -94,6 +107,8 @@ tomli==2.0.1
     #   pytest
 twine==4.0.2
     # via -r requirements.in
+typing-extensions==4.10.0
+    # via black
 urllib3==1.26.14
     # via
     #   requests