diff --git a/Cargo.toml b/Cargo.toml
index 63dc928..115379b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 debug = true
 
 [dependencies]
-fastly = "^0.2.0-alpha3"
+fastly = "^0.2.0-alpha4-dev"