diff --git a/Cargo.toml b/Cargo.toml
index ef99307..c2b6825 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ ndarray = { version = "0.14", optional = true }
 nalgebra = { version = "0.23.0", optional = true }
 num-traits = "0.2.12"
 num = "0.3.0"
-rand = "0.7.3"
+rand = "0.8.3"
 rand_distr = "0.3.0"
 serde = { version = "1.0.115", features = ["derive"], optional = true }