diff --git a/Cargo.toml b/Cargo.toml
index 4944124..dc76436 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ version = "1.3.0"
 edition = "2018"
 
 [dependencies]
-numpy = "0.14"
+numpy = "0.20"
 ndarray = "0.15"
 
 [dependencies.pyo3]