diff --git a/Main/backend/pyproject.toml b/Main/backend/pyproject.toml
index 96eee8a9..1795b86f 100644
--- a/Main/backend/pyproject.toml
+++ b/Main/backend/pyproject.toml
@@ -16,7 +16,7 @@ dependencies = [
     "tiktoken>=0.12.0,<0.13",
     "requests>=2.32.5,<3",
     "redis>=5.0,<7",
-    "pytz>=2025.1,<2027",
+    "pytz>=2026.3.post1,<2027",
     "python-dotenv>=1.2.2,<2",
     "bs4>=0.0.2,<0.0.3",
     "django-cors-headers>=4.7.0,<5",
diff --git a/Main/backend/uv.lock b/Main/backend/uv.lock
index ab515ce0..8ba6ed6c 100644
--- a/Main/backend/uv.lock
+++ b/Main/backend/uv.lock
@@ -703,7 +703,7 @@ requires-dist = [
     { name = "pytest", specifier = ">=9.0.3,<10" },
     { name = "pytest-asyncio", specifier = ">=1.3.0" },
     { name = "python-dotenv", specifier = ">=1.2.2,<2" },
-    { name = "pytz", specifier = ">=2025.1,<2027" },
+    { name = "pytz", specifier = ">=2026.3.post1,<2027" },
     { name = "redis", specifier = ">=5.0,<7" },
     { name = "requests", specifier = ">=2.32.5,<3" },
     { name = "sec-edgar-mcp", specifier = ">=0.1.0" },
@@ -1829,11 +1829,11 @@ wheels = [
 
 [[package]]
 name = "pytz"
-version = "2025.2"
+version = "2026.3.post1"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/f8/bf/abbd3cdfb8fbc7fb3d4d38d320f2441b1e7cbe29be4f23797b4a2b5d8aac/pytz-2025.2.tar.gz", hash = "sha256:360b9e3dbb49a209c21ad61809c7fb453643e048b38924c765813546746e81c3", size = 320884, upload-time = "2025-03-25T02:25:00.538Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/fb/48/fb042503b6ca6cd271261dc559fd6432f7d8c713153e9ec5c591af4dfc1c/pytz-2026.3.post1.tar.gz", hash = "sha256:2211d3fcf9a797d3405cac96ac7f61d80e6a644f72a3309607282fe8a2010c5d", size = 319745, upload-time = "2026-07-25T15:12:07.385Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/81/c4/34e93fe5f5429d7570ec1fa436f1986fb1f00c3e0f43a589fe2bbcd22c3f/pytz-2025.2-py2.py3-none-any.whl", hash = "sha256:5ddf76296dd8c44c26eb8f4b6f35488f3ccbf6fbbd7adee0b7262d43f0ec2f00", size = 509225, upload-time = "2025-03-25T02:24:58.468Z" },
+    { url = "https://files.pythonhosted.org/packages/0f/7b/39c34ca613b0b198cb866466651b26b045e2009864c5183c979a3b83f383/pytz-2026.3.post1-py2.py3-none-any.whl", hash = "sha256:dd95840dd199baea12d9cc096a1d452caa6596a1c1e4b5f3dbd1541855d5e815", size = 508283, upload-time = "2026-07-25T15:12:05.782Z" },
 ]
 
 [[package]]