diff --git a/Cargo.toml b/Cargo.toml
index 1c09f0f..fed929a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,5 +43,5 @@ serde = {version = "*", optional = true}
 [dev-dependencies]
 num = "0.4.3"
 plotters = "0.3.7"
-linspace = "0.1.1"
+linspace = "0.2.1"
 libm = "0.2.15"
\ No newline at end of file