diff --git a/Cargo.toml b/Cargo.toml
index 99c6c0b..1784709 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "regex"
-version = "1.3.9"  #:version
+version = "1.4.0"  #:version
 authors = ["The Rust Project Developers"]
 license = "MIT OR Apache-2.0"
 readme = "README.md"