diff --git a/.github/dependabot.yaml b/.github/dependabot.yaml
index ae0a6dc7..4d8d50eb 100644
--- a/.github/dependabot.yaml
+++ b/.github/dependabot.yaml
@@ -5,6 +5,10 @@ updates:
 
   - package-ecosystem: "pip"
     directory: "/"
+    # Version-update PRs disabled fleet-wide: versions are managed by the
+    # pip-compile lock-regen flow (upgrade-dependency.yaml). Security
+    # updates + alerts are unaffected by this limit (AR-033).
+    open-pull-requests-limit: 0
     schedule:
       interval: "daily"
     labels:
diff --git a/pyproject.toml b/pyproject.toml
index 360d5143..e114f82f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -89,7 +89,6 @@ where = ["src"]
 [tool.setuptools.data-files]
 "share/django-errors/requirements" = [
   "requirements/py39-django42.txt",
-  "requirements/py310-django32.txt",
   "requirements/py310-django42.txt",
   "requirements/py310-django52.txt",
   "requirements/py311-django42.txt",
diff --git a/requirements/py310-django32.txt b/requirements/py310-django32.txt
deleted file mode 100644
index b7573b5c..00000000
--- a/requirements/py310-django32.txt
+++ /dev/null
@@ -1,26 +0,0 @@
-#
-# This file is autogenerated by pip-compile with Python 3.10
-# by the following command:
-#
-#    pip-compile --allow-unsafe --generate-hashes --output-file=requirements/py310-django32.txt requirements/runtime.in
-#
-asgiref==3.11.1 \
-    --hash=sha256:5f184dc43b7e763efe848065441eac62229c9f7b0475f41f80e207a114eda4ce \
-    --hash=sha256:e8667a091e69529631969fd45dc268fa79b99c92c5fcdda727757e52146ec133
-    # via django
-django==3.2.25 \
-    --hash=sha256:7ca38a78654aee72378594d63e51636c04b8e28574f5505dff630895b5472777 \
-    --hash=sha256:a52ea7fcf280b16f7b739cec38fa6d3f8953a5456986944c3ca97e79882b4e38
-    # via -r requirements/runtime.in
-pytz==2026.2 \
-    --hash=sha256:04156e608bee23d3792fd45c94ae47fae1036688e75032eea2e3bf0323d1f126 \
-    --hash=sha256:0e60b47b29f21574376f218fe21abc009894a2321ea16c6754f3cad6eb7cdd6a
-    # via django
-sqlparse==0.5.5 \
-    --hash=sha256:12a08b3bf3eec877c519589833aed092e2444e68240a3577e8e26148acc7b1ba \
-    --hash=sha256:e20d4a9b0b8585fdf63b10d30066c7c94c5d7a7ec47c889a2d83a3caa93ff28e
-    # via django
-typing-extensions==4.15.0 \
-    --hash=sha256:0cea48d173cc12fa28ecabc3b837ea3cf6f38c6d1136f85cbaaf598984861466 \
-    --hash=sha256:f0fa19c6845758ab08074a0cfa8b7aecb71c999ca73d62883bc25cc018c4e548
-    # via asgiref
diff --git a/tox.ini b/tox.ini
index e3fc5f7b..fb647bbd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,6 @@
 [tox]
 isolated_build = True
 envlist =
-    py310-django32,
     py{39,310,311,312}-django{42},
     py{310,311,312,313,314}-django{52}