diff --git a/Cargo.toml b/Cargo.toml
index 9892087..6b51019 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ name = "biobear"
 
 [dependencies]
 arrow = { version = "52.1.0", features = ["pyarrow"] }
-datafusion = "41"
+datafusion = "42"
 exon = { version = "0.31.0", features = ["default"] }
 pyo3 = "0.21.2"
 tokio = { version = "1", features = ["rt"] }