diff --git a/poetry.lock b/poetry.lock
index 98dfb18..69d102e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1308,13 +1308,13 @@ files = [
 
 [[package]]
 name = "urllib3"
-version = "1.26.18"
+version = "1.26.19"
 description = "HTTP library with thread-safe connection pooling, file post, and more."
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
 files = [
-    {file = "urllib3-1.26.18-py2.py3-none-any.whl", hash = "sha256:34b97092d7e0a3a8cf7cd10e386f401b3737364026c45e622aa02903dffe0f07"},
-    {file = "urllib3-1.26.18.tar.gz", hash = "sha256:f8ecc1bba5667413457c529ab955bf8c67b45db799d159066261719e328580a0"},
+    {file = "urllib3-1.26.19-py2.py3-none-any.whl", hash = "sha256:37a0344459b199fce0e80b0d3569837ec6b6937435c5244e7fd73fa6006830f3"},
+    {file = "urllib3-1.26.19.tar.gz", hash = "sha256:3e3d753a8618b86d7de333b4223005f68720bcd6a7d2bcb9fbd2229ec7c1e429"},
 ]
 
 [package.extras]
@@ -1342,4 +1342,4 @@ watchdog = ["watchdog (>=2.3)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "f7a5e0d41c339b4713e761211054a2c15d600dc309a54ee32440dc9bc093292a"
+content-hash = "ceb8545afea10d00689e699e572c5ce157b53c463fc4313eca95bc0feed434b0"
diff --git a/pyproject.toml b/pyproject.toml
index 3c44aa6..152e123 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ python = "^3.11"
 Flask = "^3.0.2"
 flask-restx = "^1.3.0"
 cloudant = "^2.15.0"
-urllib3 = "1.26.18" # DO NOT upgrade this!
+urllib3 = "1.26.19" # DO NOT upgrade this!
 retry2 = "^0.9.5"
 python-dotenv = "^1.0.1"
 gunicorn = "^22.0.0"