diff --git a/Cargo.toml b/Cargo.toml
index 87a9a30..5800a0d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,9 +4,10 @@ version = "0.1.0"
 authors = ["Frank Denis <github@pureftpd.org>"]
 
 [dependencies]
-hyper = "*"
-futures-await = "*"
-tokio-core = "*"
-tokio-io = "*"
-tokio-timer = "*"
-clippy = {version = ">=0", optional = true}
\ No newline at end of file
+clap = "^2"
+futures-await = "^0.1"
+hyper = "^0.11"
+tokio-core = "^0.1"
+tokio-io = "^0.1"
+tokio-timer = "^0.1"
+clippy = {version = ">=0", optional = true}