diff --git a/Cargo.toml b/Cargo.toml
index 957cea0..b51b96d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ harness = false
 
 [dependencies]
 proptest = "1.4.0"
-pyo3 = { version = "0.23.0", features = ["extension-module"] }
+pyo3 = { version = "0.24.1", features = ["extension-module"] }
 criterion = "0.5.1"
 regex = "1.4.2"
 serde = { version = "1.0", features = ["derive"] }