diff --git a/Cargo.toml b/Cargo.toml
index 7bc3bea..f50394a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "surf"
-version = "2.0.0-alpha.3"
+version = "2.0.0-alpha.4"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/http-rs/surf"
 documentation = "https://docs.rs/surf"