1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 4523192..8c10596 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ categories = ["command-line-interface", "science", "parser-implementations"]
 license = "MIT"
 
 [dependencies]
-rustyline   = "3.0.0"
+rustyline   = "4.0.0"
 clap        = "2.32.0"
 radix_fmt   = "0.1.1"
 lazy_static = "1.3.0"