diff --git a/Cargo.toml b/Cargo.toml
index f1f645a4..706d9f50 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -99,7 +99,7 @@ rpmalloc = { version = "0.2", features = [
 roots = "0.0.8"
 
 # Least squares solver
-ndarray = { version = "0.15", features = ["approx"] }
+ndarray = { version = "0.16", features = ["approx"] }
 modcholesky = "0.1"
 
 # jemallocator is an optional feature; it will only be loaded if the feature