diff --git a/bindings/python/pyproject.toml b/bindings/python/pyproject.toml
index 36b583422..41877e195 100644
--- a/bindings/python/pyproject.toml
+++ b/bindings/python/pyproject.toml
@@ -49,7 +49,7 @@ include = [
 ignore = ["F403", "F405"]
 
 [tool.hatch.envs.dev]
-dependencies = ["maturin>=1.0,<2.0", "pytest>=8.3.2", "datafusion==45.*", "pyiceberg[sql-sqlite,pyarrow]>=0.10.0", "fastavro>=1.11.1"]
+dependencies = ["maturin>=1.0,<2.0", "pytest>=8.3.2", "datafusion==45.*", "pyiceberg[sql-sqlite,pyarrow]>=0.10.0", "fastavro>=1.11.1", "pydantic<2.12.0"]
 
 [tool.hatch.envs.dev.scripts]
 build = "maturin build --out dist --sdist"