diff --git a/.github/workflows/pypi-build-artifacts.yml b/.github/workflows/pypi-build-artifacts.yml
index 65de2a7828..56d8107685 100644
--- a/.github/workflows/pypi-build-artifacts.yml
+++ b/.github/workflows/pypi-build-artifacts.yml
@@ -45,6 +45,7 @@ jobs:
             3.10
             3.11
             3.12
+            3.13
 
       - name: Install poetry
         run: make install-poetry
@@ -68,7 +69,7 @@ jobs:
         env:
           # Ignore 32 bit architectures
           CIBW_ARCHS: "auto64"
-          CIBW_PROJECT_REQUIRES_PYTHON: ">=3.10"
+          CIBW_PROJECT_REQUIRES_PYTHON: ">=3.10,<=3.13"
           CIBW_TEST_REQUIRES: "pytest==7.4.2 moto==5.0.1"
           CIBW_TEST_COMMAND: "pytest {project}/tests/avro/test_decoder.py"
           # Ignore tests for pypy since not all dependencies are compiled for it
diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index c8e19c6441..b3b5cb3db2 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: ['3.10', '3.11', '3.12']
+        python: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v5
diff --git a/.github/workflows/svn-build-artifacts.yml b/.github/workflows/svn-build-artifacts.yml
index 116c6538f4..36fac96eb6 100644
--- a/.github/workflows/svn-build-artifacts.yml
+++ b/.github/workflows/svn-build-artifacts.yml
@@ -45,6 +45,7 @@ jobs:
             3.10
             3.11
             3.12
+            3.13
 
       - name: Install poetry
         run: make install-poetry
@@ -63,7 +64,7 @@ jobs:
         env:
           # Ignore 32 bit architectures
           CIBW_ARCHS: "auto64"
-          CIBW_PROJECT_REQUIRES_PYTHON: ">=3.10"
+          CIBW_PROJECT_REQUIRES_PYTHON: ">=3.10,<=3.13"
           CIBW_TEST_REQUIRES: "pytest==7.4.2 moto==5.0.1"
           CIBW_TEST_COMMAND: "pytest {project}/tests/avro/test_decoder.py"
           # Ignore tests for pypy since not all dependencies are compiled for it
diff --git a/pyproject.toml b/pyproject.toml
index c0dc2514f2..c86b5f680d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,6 +29,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
 ]
 packages = [
   { include = "pyiceberg" },
@@ -66,7 +67,10 @@ pyarrow = { version = ">=17.0.0", optional = true }
 google-auth = { version = ">=2.4.0", optional = true }
 pandas = { version = ">=1.0.0,<3.0.0", optional = true }
 duckdb = { version = ">=0.5.0,<2.0.0", optional = true }
-ray = { version = ">=2.10.0,<=2.44.0", optional = true }
+ray = [
+  { version = ">=2.10.0,<3.0.0", python = ">=3.10", optional = true },
+  { version = ">=2.45.0", python = ">=3.13", optional = true }
+]
 python-snappy = { version = ">=0.6.0,<1.0.0", optional = true }
 thrift = { version = ">=0.13.0,<1.0.0", optional = true }
 boto3 = { version = ">=1.24.59", optional = true }
@@ -343,6 +347,8 @@ markers = [
 # Turns a warning into an error
 filterwarnings = [
   "error",
+  # Python 3.13 sqlite3 module ResourceWarnings for unclosed database connections
+  "ignore:unclosed database in <sqlite3.Connection object*:ResourceWarning",
 ]
 
 [tool.black]
diff --git a/tests/catalog/test_base.py b/tests/catalog/test_base.py
index 80c01f70fa..fbbc694635 100644
--- a/tests/catalog/test_base.py
+++ b/tests/catalog/test_base.py
@@ -18,7 +18,7 @@
 
 
 from pathlib import PosixPath
-from typing import Union
+from typing import Generator, Union
 
 import pyarrow as pa
 import pytest
@@ -52,8 +52,10 @@
 
 
 @pytest.fixture
-def catalog(tmp_path: PosixPath) -> InMemoryCatalog:
-    return InMemoryCatalog("test.in_memory.catalog", **{WAREHOUSE: tmp_path.absolute().as_posix(), "test.key": "test.value"})
+def catalog(tmp_path: PosixPath) -> Generator[InMemoryCatalog, None, None]:
+    catalog = InMemoryCatalog("test.in_memory.catalog", **{WAREHOUSE: tmp_path.absolute().as_posix(), "test.key": "test.value"})
+    yield catalog
+    catalog.close()
 
 
 TEST_TABLE_IDENTIFIER = ("com", "organization", "department", "my_table")