diff --git a/poetry.lock b/poetry.lock
index 0cfe66e..13de75d 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -531,18 +531,19 @@ dev = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "requests
 
 [[package]]
 name = "python-dateutil"
-version = "2.9.0.post0"
+version = "3.0.0"
 description = "Extensions to the standard Python datetime module"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,>=2.7"
 groups = ["main"]
 files = [
-    {file = "python-dateutil-2.9.0.post0.tar.gz", hash = "sha256:37dd54208da7e1cd875388217d5e00ebd4179249f90fb72437e91a35459a0ad3"},
-    {file = "python_dateutil-2.9.0.post0-py2.py3-none-any.whl", hash = "sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427"},
+    {file = "python_dateutil-3.0.0-py2.py3-none-any.whl", hash = "sha256:3c79630202e4152c6add678446984236efe4f57e84d8e892aab0637bab82e9fd"},
+    {file = "python_dateutil-3.0.0.tar.gz", hash = "sha256:7ebcb3c29a92f3ceafe79a7a48a5c45677e9e004bbeec5742ac0bbb00560b7a2"},
 ]
 
 [package.dependencies]
-six = ">=1.5"
+six = ">=1.6"
+tzdata = "*"
 
 [[package]]
 name = "requests"
@@ -649,6 +650,18 @@ files = [
 ]
 markers = {main = "python_full_version < \"3.11.0\"", dev = "python_version < \"3.11\""}
 
+[[package]]
+name = "tzdata"
+version = "2026.6"
+description = "Provider of IANA time zone data"
+optional = false
+python-versions = ">=2"
+groups = ["main"]
+files = [
+    {file = "tzdata-2026.6-py2.py3-none-any.whl", hash = "sha256:0a10eec6e13ef16b627fabed9a5f2ba61a62b1c67f327305f4e7e412a70b4aec"},
+    {file = "tzdata-2026.6.tar.gz", hash = "sha256:85d2cd9c09f81f0bb29db27759fc83af4f1e620efb814f8c5bf8b4cc4feece6d"},
+]
+
 [[package]]
 name = "urllib3"
 version = "2.8.0"
@@ -670,4 +683,4 @@ zstd = ["backports-zstd (>=1.0.0) ; python_version < \"3.14\""]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10.0"
-content-hash = "b520ed8e48a43e13ceb2f0cd1fd0044fce0968b60a98988f46b6d6b52d66dcda"
+content-hash = "34b1ca50955b9c817b9879617d2e4b07aafeadedbdf8aa00480b614fe0f442fc"
diff --git a/pyproject.toml b/pyproject.toml
index 1bbfd72..c2c386b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "atsdk"
-version = "0.2.82"
+version = "0.2.83"
 description = "Python SDK for atPlatform"
 authors = ["Umang Shah <shahumang19@gmail.com>","Chris Swan <chris@atsign.com>"]
 maintainers = ["Chris Swan <chris@atsign.com>"]
@@ -12,7 +12,7 @@ homepage = "https://github.com/atsign-foundation/at_python"
 [tool.poetry.dependencies]
 python = ">=3.10.0"
 cryptography = "50.0.2"
-python-dateutil = "2.9.0.post0"
+python-dateutil = "3.0.0"
 requests = "2.34.2"
 
 [tool.poetry.group.dev.dependencies]