diff --git a/Cargo.toml b/Cargo.toml
index b2e186a5..a78959ff 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ exclude = [
 [dependencies]
 approx = "0.5.1"
 cfg-if = "1.0.0"
-ndarray = { version = "0.15", optional = true }
+ndarray = { version = "0.16", optional = true }
 num-traits = "0.2.12"
 num = "0.4"
 rand = { version = "0.8.5", default-features = false, features = ["small_rng"] }