diff --git a/Cargo.toml b/Cargo.toml
index a21a4a658759..caaae77b09d8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,15 +32,15 @@ test = false
 # begin automatic update
 clippy_lints = { version = "0.0.111", path = "clippy_lints" }
 # end automatic update
-cargo_metadata = "0.1"
+cargo_metadata = "0.1.1"
 
 [dev-dependencies]
 compiletest_rs = "0.2.5"
 lazy_static = "0.1.15"
 regex = "0.2"
-serde_derive = "0.9.0-rc3"
+serde_derive = "0.9.1"
 clippy-mini-macro-test = { version = "0.1", path = "mini-macro" }
-serde = "0.9.0-rc3"
+serde = "0.9.1"
 
 [features]
 debugging = []