diff --git a/python/requirements.txt b/python/requirements.txt
index 99d164067..7fc628888 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -4,14 +4,10 @@
 #
 #    bazel run //python:requirements.update
 #
-astunparse==1.6.3 \
-    --hash=sha256:5ad93a8456f0d084c3456d059fd9a92cce667963232cbf763eac3bc5b7940872 \
-    --hash=sha256:c2652417f2c8b5bb325c885ae329bdf3f86424075c4fd1a128674bc6fba4b8e8
-    # via -r requirements.in
-jinja2==3.1.4 \
-    --hash=sha256:4a3aee7acbbe7303aede8e9648d13b8bf88a429282aa6122a993f0ac800cb369 \
-    --hash=sha256:bc5dd2abb727a5319567b7a813e6a2e7318c39f4f487cfe6c89c6f9c7d25197d
-    # via -r requirements.in
+jinja2==3.1.5 \
+    --hash=sha256:8fefff8dc3034e27bb80d67c671eb8a9bc424c0ef4c0826edbff304cceff43bb \
+    --hash=sha256:aba0f4dc9ed8013c424088f68a5c226f7d6097ed89b246d7749c2ec4175c6adb
+    # via -r python/requirements.in
 markupsafe==2.1.5 \
     --hash=sha256:00e046b6dd71aa03a41079792f8473dc494d564611a8f89bbbd7cb93295ebdcf \
     --hash=sha256:075202fa5b72c86ad32dc7d0b56024ebdbcf2048c0ba09f1cde31bfdd57bcfff \
@@ -86,15 +82,7 @@ protobuf==5.29.1 \
     --hash=sha256:8ee1461b3af56145aca2800e6a3e2f928108c749ba8feccc6f5dd0062c410c0d \
     --hash=sha256:b5ba1d0e4c8a40ae0496d0e2ecfdbb82e1776928a205106d14ad6985a09ec155 \
     --hash=sha256:d473655e29c0c4bbf8b69e9a8fb54645bc289dead6d753b952e7aa660254ae18
-    # via -r requirements.in
-six==1.16.0 \
-    --hash=sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926 \
-    --hash=sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254
-    # via astunparse
+    # via -r python/requirements.in
 validate-email==1.3 \
     --hash=sha256:784719dc5f780be319cdd185dc85dd93afebdb6ebb943811bc4c7c5f9c72aeaf
-    # via -r requirements.in
-wheel==0.45.1 \
-    --hash=sha256:661e1abd9198507b1409a20c02106d9670b2576e916d58f520316666abca6729 \
-    --hash=sha256:708e7481cc80179af0e556bbf0cc00b8444c7321e2700b8d8580231d13017248
-    # via astunparse
+    # via -r python/requirements.in
diff --git a/requirements.txt b/requirements.txt
index 8f62755c6..b85816288 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,10 @@
 # Requirements for linting, building, and uploading the PGV python package to PyPI.
 # The package's own requirements are in python/setup.cfg (and also in python/requirements.in).
-flake8==3.8.4
-isort==5.7.0
-build==0.3.0
-twine==3.3.0
-wheel==0.38.1
-setuptools==70.0.0
-protobuf==5.27.0
+flake8==7.1.1
+isort==5.13.2
+build==1.2.2.post1
+twine==6.0.1
+wheel==0.45.1
+setuptools==75.7.0
+protobuf==5.29.2
 setuptools_scm[toml]>=6.2