diff --git a/Cargo.toml b/Cargo.toml
index b9e798e6..6419a1ec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,7 +34,7 @@ approx = "0.5.0"
 num-traits = "0.2.14"
 
 [dependencies.rand]
-version = "0.8"
+version = "0.9"
 optional = true
 
 [dependencies.nalgebra]