diff --git a/requirements/requirements-macos-latest-3.11.txt b/requirements/requirements-macos-latest-3.11.txt
index 653d833f..4a3bd938 100644
--- a/requirements/requirements-macos-latest-3.11.txt
+++ b/requirements/requirements-macos-latest-3.11.txt
@@ -510,7 +510,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests
diff --git a/requirements/requirements-macos-latest-3.12.txt b/requirements/requirements-macos-latest-3.12.txt
index d652ba9a..faa0395e 100644
--- a/requirements/requirements-macos-latest-3.12.txt
+++ b/requirements/requirements-macos-latest-3.12.txt
@@ -508,7 +508,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests
diff --git a/requirements/requirements-ubuntu-latest-3.11.txt b/requirements/requirements-ubuntu-latest-3.11.txt
index a5178c76..7ad8c6d0 100644
--- a/requirements/requirements-ubuntu-latest-3.11.txt
+++ b/requirements/requirements-ubuntu-latest-3.11.txt
@@ -549,7 +549,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests
diff --git a/requirements/requirements-ubuntu-latest-3.12.txt b/requirements/requirements-ubuntu-latest-3.12.txt
index d22f08b8..b50fea95 100644
--- a/requirements/requirements-ubuntu-latest-3.12.txt
+++ b/requirements/requirements-ubuntu-latest-3.12.txt
@@ -547,7 +547,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests
diff --git a/requirements/requirements-windows-latest-3.11.txt b/requirements/requirements-windows-latest-3.11.txt
index cf4a3fe9..6e24b080 100644
--- a/requirements/requirements-windows-latest-3.11.txt
+++ b/requirements/requirements-windows-latest-3.11.txt
@@ -509,7 +509,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests
diff --git a/requirements/requirements-windows-latest-3.12.txt b/requirements/requirements-windows-latest-3.12.txt
index 924baea4..597ca2e4 100644
--- a/requirements/requirements-windows-latest-3.12.txt
+++ b/requirements/requirements-windows-latest-3.12.txt
@@ -507,7 +507,7 @@ ultraplot==1.0
     # via pyhdx (pyproject.toml)
 uncertainties==3.2.3
     # via hdxms-datasets
-urllib3==2.6.2
+urllib3==2.6.3
     # via
     #   distributed
     #   requests