diff --git a/CHANGELOG.md b/CHANGELOG.md
index 97707dc45..d0d540824 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Changelog
 - v0.28.0
   - Fix mismatched behavior between `PyArrayLike1` and `PyArrayLike2` when used with floats ([#520](https://github.com/PyO3/rust-numpy/pull/520))
+  - Allow ndarray versions < 0.18. ([#526](https://github.com/PyO3/rust-numpy/pull/526))
 
 - v0.27.1
   - Bump ndarray dependency to v0.17. ([#516](https://github.com/PyO3/rust-numpy/pull/516))
diff --git a/Cargo.toml b/Cargo.toml
index 136dd2eb9..2580d7c3e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ nalgebra = { version = ">=0.30, <0.35", default-features = false, optional = tru
 num-complex = ">= 0.2, < 0.5"
 num-integer = "0.1"
 num-traits = "0.2"
-ndarray = ">= 0.15, <=0.17"
+ndarray = ">= 0.15, < 0.18"
 pyo3 = { version = "0.27.0", default-features = false, features = ["macros"] }
 rustc-hash = "2.0"