diff --git a/server/pyproject.toml b/server/pyproject.toml
index 4217977bff..2e508fa39f 100644
--- a/server/pyproject.toml
+++ b/server/pyproject.toml
@@ -67,7 +67,7 @@ test = [
     "pytest-rerunfailures==10.2",
     "pytest-xdist==3.2.1",
     # Restrictive constraint required for legacy pkg_resources behavior in test suite (pytest-rerunfailures)
-    "setuptools<79.0.0",
+    "setuptools<84.0.0",
 ]
 
 # Explicitly set pypi index as default for Cloud Build
diff --git a/server/requirements.txt b/server/requirements.txt
index 23967a60e8..fcf0b620c1 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -43,7 +43,7 @@ python-dateutil>=2.9.0.post0, <3.0.0
 pytest-flakefinder==1.1.0
 pytest-rerunfailures==10.2
 pytest-xdist==3.2.1
-setuptools<79.0.0
+setuptools<84.0.0
 PyYAML==6.0.2
 redis==4.5.4
 requests==2.33.0
diff --git a/server/uv.lock b/server/uv.lock
index 1b472618a8..97a82e6347 100644
--- a/server/uv.lock
+++ b/server/uv.lock
@@ -561,7 +561,7 @@ test = [
     { name = "pytest-flakefinder", specifier = "==1.1.0" },
     { name = "pytest-rerunfailures", specifier = "==10.2" },
     { name = "pytest-xdist", specifier = "==3.2.1" },
-    { name = "setuptools", specifier = "<79.0.0" },
+    { name = "setuptools", specifier = "<84.0.0" },
 ]
 
 [[package]]
@@ -2990,11 +2990,11 @@ wheels = [
 
 [[package]]
 name = "setuptools"
-version = "78.1.1"
+version = "83.0.0"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/81/9c/42314ee079a3e9c24b27515f9fbc7a3c1d29992c33451779011c74488375/setuptools-78.1.1.tar.gz", hash = "sha256:fcc17fd9cd898242f6b4adfaca46137a9edef687f43e6f78469692a5e70d851d", size = 1368163, upload-time = "2025-04-19T18:23:36.68Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/34/26/f5d29e25ffdb535afef2d35cdb55b325298f96debd670da4c325e08d70f4/setuptools-83.0.0.tar.gz", hash = "sha256:025bccbbf0fa05b6192bc64ae1e7b16e001fd6d6d4d5de03c97b1c1ade523bef", size = 1154254, upload-time = "2026-07-04T15:31:22.699Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/90/99/158ad0609729111163fc1f674a5a42f2605371a4cf036d0441070e2f7455/setuptools-78.1.1-py3-none-any.whl", hash = "sha256:c3a9c4211ff4c309edb8b8c4f1cbfa7ae324c4ba9f91ff254e3d305b9fd54561", size = 1256462, upload-time = "2025-04-19T18:23:34.525Z" },
+    { url = "https://files.pythonhosted.org/packages/5d/40/e1e72872c6354b306daef1703549e8e83b4d43cfea356311bf722a043752/setuptools-83.0.0-py3-none-any.whl", hash = "sha256:29b23c360f22f414dc7336bb39178cc7bcbf6021ed2733cde173f09dba19abb3", size = 1008090, upload-time = "2026-07-04T15:31:20.885Z" },
 ]
 
 [[package]]