diff --git a/poetry.lock b/poetry.lock
index a9306153b0..a9b0f7ea87 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2128,13 +2128,13 @@ tests = ["cython", "littleutils", "pygments", "pytest", "typeguard"]
 
 [[package]]
 name = "tenacity"
-version = "8.5.0"
+version = "9.0.0"
 description = "Retry code until it succeeds"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "tenacity-8.5.0-py3-none-any.whl", hash = "sha256:b594c2a5945830c267ce6b79a166228323ed52718f30302c1359836112346687"},
-    {file = "tenacity-8.5.0.tar.gz", hash = "sha256:8bc6c0c8a09b31e6cad13c47afbed1a567518250a9a171418582ed8d9c20ca78"},
+    {file = "tenacity-9.0.0-py3-none-any.whl", hash = "sha256:93de0c98785b27fcf659856aa9f54bfbd399e29969b0621bc7f762bd441b4539"},
+    {file = "tenacity-9.0.0.tar.gz", hash = "sha256:807f37ca97d62aa361264d497b0e31e92b8027044942bfa756160d908320d73b"},
 ]
 
 [package.extras]
@@ -2426,4 +2426,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "ae2893f28a1c706a4e0cb481f642a8c07771466335ab88871ce8e2f02aecea1b"
+content-hash = "72af014ff38b103ef9c7fffb03669463427afaf769efafaa522890f9fa07ef34"
diff --git a/pyproject.toml b/pyproject.toml
index db08ac75eb..657407fd0d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ cryptography = "^43.0.0"
 boto3 = "^1.34.151"
 pgconnstr = "^1.0.1"
 requests = "^2.32.3"
-tenacity = "^8.5.0"
+tenacity = "^9.0.0"
 cosl = "^0.0.19"
 pydantic = "^1.10.17"
 poetry-core = "^1.9.0"
@@ -73,7 +73,7 @@ allure-pytest-collection-report = {git = "https://github.com/canonical/data-plat
 juju = "<=3.5.2.0"
 psycopg2-binary = "^2.9.9"
 boto3 = "^1.34.151"
-tenacity = "^8.5.0"
+tenacity = "^9.0.0"
 allure-pytest = "^2.13.5"
 
 [build-system]