diff --git a/requirements-dev-lock.txt b/requirements-dev-lock.txt
index 4a14d86e8dbb..a08692febdd9 100644
--- a/requirements-dev-lock.txt
+++ b/requirements-dev-lock.txt
@@ -75,23 +75,23 @@ coverage[toml]==7.2.7 \
     # via
     #   -r requirements-dev.txt
     #   pytest-cov
-exceptiongroup==1.1.3 \
-    --hash=sha256:097acd85d473d75af5bb98e41b61ff7fe35efe6675e4f9370ec6ec5126d160e9 \
-    --hash=sha256:343280667a4585d195ca1cf9cef84a4e178c4b6cf2274caef9859782b567d5e3
+exceptiongroup==1.2.2 \
+    --hash=sha256:3111b9d131c238bec2f8f516e123e14ba243563fb135d3fe885990585aa7795b \
+    --hash=sha256:47c2edf7c6738fafb49fd34290706d1a1a2f4d1c6df275526b62cbb4aa5393cc
     # via pytest
-iniconfig==1.1.1 \
-    --hash=sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3 \
-    --hash=sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32
+iniconfig==2.0.0 \
+    --hash=sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3 \
+    --hash=sha256:b6a85871a79d2e3b22d2d1b94ac2824226a63c6b741c88f7ae975f18b6778374
     # via pytest
-packaging==23.2 \
-    --hash=sha256:048fb0e9405036518eaaf48a55953c750c11e1a1b68e0dd1a9d62ed0c092cfc5 \
-    --hash=sha256:8c491190033a9af7e1d931d0b5dacc2ef47509b34dd0de67ed209b5203fc88c7
+packaging==24.1 \
+    --hash=sha256:026ed72c8ed3fcce5bf8950572258698927fd1dbda10a5e981cdf0ac37f4f002 \
+    --hash=sha256:5b8f2217dbdbd2f7f384c41c628544e6d52f2d0f53c6d0c3ea61aa5d1d7ff124
     # via
     #   -r requirements-dev.txt
     #   pytest
-pluggy==1.4.0 \
-    --hash=sha256:7db9f7b503d67d1c5b95f59773ebb58a8c1c288129a88665838012cfb07b8981 \
-    --hash=sha256:8c85c2876142a764e5b7548e7d9a0e0ddb46f5185161049a79b7e974454223be
+pluggy==1.5.0 \
+    --hash=sha256:2cffa88e94fdc978c4c574f15f9e59b7f4201d439195c3715ca9e2486f1d0cf1 \
+    --hash=sha256:44e1ad92c8ca002de6377e165f3e0f1be63266ab4d554740532335b9d75ea669
     # via pytest
 pytest==8.1.1 \
     --hash=sha256:2a8386cfc11fa9d2c50ee7b2a57e7d898ef90470a7a34c4b949ff59662bb78b7 \
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5157b7851493..f020f5ae77fb 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 wheel==0.43.0
 coverage==7.2.7
-setuptools==67.8.0;python_version>="3.12"
+setuptools==71.1.0;python_version>="3.12"
 
 # Pytest specific deps
 pytest==8.1.1
@@ -9,4 +9,4 @@ atomicwrites>=1.0 # Windows requirement
 colorama>0.3.0 # Windows requirement
 
 # Dependency test specific deps
-packaging==23.2
+packaging==24.1
diff --git a/scripts/ci/install-dev-deps b/scripts/ci/install-dev-deps
index b027c0120eb7..1ab746981ed3 100755
--- a/scripts/ci/install-dev-deps
+++ b/scripts/ci/install-dev-deps
@@ -27,6 +27,13 @@ def run(command):
 if __name__ == "__main__":
     with cd(REPO_ROOT):
         if sys.version_info[:2] >= (3, 12):
-            run("pip install setuptools==67.8.0")
+            # Python 3.12+ no longer includes setuptools by default.
+
+            # Setuptools 71+ now prefers already installed versions
+            # of packaging _and_ broke the API for packaging<22.0.
+            # We'll pin to match what's in requirements-dev.txt.
+            run(
+                "pip install setuptools==71.1.0 packaging==24.1"
+            )
 
         run("pip install -r requirements-dev-lock.txt")