diff --git a/poetry.lock b/poetry.lock
index 85f0060..f92e41e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -330,28 +330,31 @@ testing = ["pytest", "pytest-benchmark"]
 
 [[package]]
 name = "polars"
-version = "0.17.15"
+version = "0.18.15"
 description = "Blazingly fast DataFrame library"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "polars-0.17.15-cp37-abi3-macosx_10_7_x86_64.whl", hash = "sha256:e14f31799e73cd6aa7a5f28b7acc40fc0b70eb6f8554f8e9246bf7afc620a929"},
-    {file = "polars-0.17.15-cp37-abi3-macosx_11_0_arm64.whl", hash = "sha256:9ecec1476764d615a0def5a35421e4a8f0f43dbf365cda7f95d79bb29d80da34"},
-    {file = "polars-0.17.15-cp37-abi3-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:0ce049ed923ff2a8902f8925bde0e10722e7a9747133b7d0856feb86000543bd"},
-    {file = "polars-0.17.15-cp37-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:2f3a723ee318f8f7e7330df82bb27c9efd3c345d3ecd03307389e4e1564f4df6"},
-    {file = "polars-0.17.15-cp37-abi3-win_amd64.whl", hash = "sha256:112300a41b97291486edb604945275f7e5238ec1335f164f028e476c0401fca4"},
-    {file = "polars-0.17.15.tar.gz", hash = "sha256:78a1d520279c0ade91712d19c530d7933e07885d87f09c0cd38daac6260162bf"},
+    {file = "polars-0.18.15-cp38-abi3-macosx_10_7_x86_64.whl", hash = "sha256:f7a4e4108efd2ab728249f792c89d2e7baffd65e0d6cd9f09b6c395363e3fbea"},
+    {file = "polars-0.18.15-cp38-abi3-macosx_11_0_arm64.whl", hash = "sha256:7dee57ecc6f6151f1f9b960f6baa5032ba5e967d3a0dc0cda830be20745be58c"},
+    {file = "polars-0.18.15-cp38-abi3-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:2c713610c7c144f41987092e2ab2372937933fbdc494a65c08eea251af91b60f"},
+    {file = "polars-0.18.15-cp38-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:c48d248891cfe62ee58f852dabf54c6bd85d4fc83b3b61b759534be0d3b6ec81"},
+    {file = "polars-0.18.15-cp38-abi3-win_amd64.whl", hash = "sha256:a2f1e3ad546b98601d06340606e90a8788c35e064b4d82d27301069ce744086e"},
+    {file = "polars-0.18.15.tar.gz", hash = "sha256:0c483fc1cfb25d07443c0d51eff9a18b94ccdbf6b252212767524412667ca870"},
 ]
 
 [package.extras]
-all = ["polars[connectorx,deltalake,fsspec,matplotlib,numpy,pandas,pyarrow,sqlalchemy,timezone,xlsx2csv,xlsxwriter]"]
+adbc = ["adbc_driver_sqlite"]
+all = ["polars[adbc,cloudpickle,connectorx,deltalake,fsspec,matplotlib,numpy,pandas,pyarrow,pydantic,sqlalchemy,timezone,xlsx2csv,xlsxwriter]"]
+cloudpickle = ["cloudpickle"]
 connectorx = ["connectorx"]
-deltalake = ["deltalake (>=0.8.0)"]
+deltalake = ["deltalake (>=0.10.0)"]
 fsspec = ["fsspec"]
 matplotlib = ["matplotlib"]
 numpy = ["numpy (>=1.16.0)"]
 pandas = ["pandas", "pyarrow (>=7.0.0)"]
 pyarrow = ["pyarrow (>=7.0.0)"]
+pydantic = ["pydantic"]
 sqlalchemy = ["pandas", "sqlalchemy"]
 timezone = ["backports.zoneinfo", "tzdata"]
 xlsx2csv = ["xlsx2csv (>=0.8.0)"]
@@ -537,4 +540,4 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "36a3c8c3a129330f4404e226e8839d9a052156dc89855c77d9c965dc7fd3bfc6"
+content-hash = "994ea6e62cbfcaf8849b680aed809f3b4e84de40f3247beb56ae590ad17c9bbb"
diff --git a/pyproject.toml b/pyproject.toml
index 7affb37..b66a967 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ mycli = 'mypackage.main:main'
 
 [tool.poetry.dependencies]
 python = "^3.11"
-polars = "^0.17.5"
+polars = "^0.18.15"
 
 [tool.poetry.group.test.dependencies]
 pytest = "^7.4.0"