diff --git a/Cargo.toml b/Cargo.toml
index f621bcf..fc52b02 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ name = "biobear"
 
 [dependencies]
 arrow = {version = "47", features = ["pyarrow"]}
-datafusion = "32"
+datafusion = "33"
 exon = {version = "0.3.9", features = ["all"]}
 pyo3 = "0.19"
 thiserror = "1.0"