diff --git a/Cargo.toml b/Cargo.toml
index 0eb6f858189429..06e3f52bb02b99 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -64,5 +64,5 @@ libc = "^0.2.1"
 getopts = "^0.2"
 isatty = "0.1"
 futures = "0.1"
-rand = "0.4.2"
+rand = "0.5.0"
 pnet = "^0.21.0"