diff --git a/Cargo.toml b/Cargo.toml
index a5855ad..0911816 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,7 +42,7 @@ log = "0.4"
 num-traits = "0.2"
 quick-error = "2"
 rand = "0.8"
-rand_chacha = "0.3"
+rand_chacha = "0.9"
 sha2 = "0.10"
 
 [dev-dependencies]