diff --git a/Cargo.toml b/Cargo.toml
index 50b96e7..3107cd4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ version = "0.8.3"
 optional = true
 
 [dependencies.rand_core]
-version = "0.6.2"
+version = "0.9.3"
 optional = true
 
 [dependencies.tetra]