diff --git a/pyproject.toml b/pyproject.toml
index 70529e939..79f722144 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = [
   "matplotlib>=3.0.0,<4",
   "numpy>=1.10.0,<2",
   "pandas>1.0.0,<3",
-  "polars>=0.18.3,<0.19.0",
+  "polars>=0.18.3,<0.20.0",
   "pyarrow>=11.0.0,<12",
   "scipy>=1.5.4,<2",
   "tqdm>=4.0.0,<5"