diff --git a/Cargo.toml b/Cargo.toml
index 9e55a5be2a4..db7834b7b9f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,12 @@
 [package]
-authors = ["Niko Matsakis <niko@alum.mit.edu>"]
 name = "chalk"
 version = "0.1.0"
+description = "Model of the Rust trait system"
+license = "Apache-2.0/MIT"
+authors = ["Rust Compiler Team", "Chalk developers"]
+repository = "https://github.com/rust-lang-nursery/chalk"
+readme = "README.md"
+keywords = ["compiler", "traits", "prolog"]
 
 [dependencies]
 diff = "0.1.11"
@@ -17,12 +22,15 @@ serde_derive = "1.0"
 stacker = "0.1.2"
 
 [dependencies.chalk-parse]
+version = "0.1.0"
 path = "chalk-parse"
 
 [dependencies.chalk-macros]
+version = "0.1.0"
 path = "chalk-macros"
 
 [dependencies.chalk-engine]
+version = "0.1.0"
 path = "chalk-engine"
 
 [workspace]
diff --git a/chalk-engine/Cargo.toml b/chalk-engine/Cargo.toml
index b23e06eeb3a..caf9f5e58d1 100644
--- a/chalk-engine/Cargo.toml
+++ b/chalk-engine/Cargo.toml
@@ -1,7 +1,12 @@
 [package]
-authors = ["Niko Matsakis <niko@alum.mit.edu>"]
 name = "chalk-engine"
 version = "0.1.0"
+description = "Core trait engine from Chalk project"
+license = "Apache-2.0/MIT"
+authors = ["Rust Compiler Team", "Chalk developers"]
+repository = "https://github.com/rust-lang-nursery/chalk"
+readme = "README.md"
+keywords = ["compiler", "traits", "prolog"]
 
 [dependencies]
 diff = "0.1.11"
@@ -18,4 +23,5 @@ serde_derive = "1.0"
 stacker = "0.1.2"
 
 [dependencies.chalk-macros]
+version = "0.1.0"
 path = "../chalk-macros"
diff --git a/chalk-macros/Cargo.toml b/chalk-macros/Cargo.toml
index da7397e4c6d..65bd1e31ab5 100644
--- a/chalk-macros/Cargo.toml
+++ b/chalk-macros/Cargo.toml
@@ -1,7 +1,12 @@
 [package]
 name = "chalk-macros"
 version = "0.1.0"
-authors = ["Niko Matsakis <niko@alum.mit.edu>"]
+description = "Macros for Chalk"
+license = "Apache-2.0/MIT"
+authors = ["Rust Compiler Team", "Chalk developers"]
+repository = "https://github.com/rust-lang-nursery/chalk"
+readme = "README.md"
+keywords = ["compiler", "traits", "prolog"]
 
 [dependencies]
 lazy_static = "0.2.2"
diff --git a/chalk-parse/Cargo.toml b/chalk-parse/Cargo.toml
index fdc6b20cc33..7cf8fc31e61 100644
--- a/chalk-parse/Cargo.toml
+++ b/chalk-parse/Cargo.toml
@@ -1,7 +1,12 @@
 [package]
 name = "chalk-parse"
 version = "0.1.0"
-authors = ["Niko Matsakis <niko@alum.mit.edu>"]
+description = "Parser for the Chalk project"
+license = "Apache-2.0/MIT"
+authors = ["Rust Compiler Team", "Chalk developers"]
+repository = "https://github.com/rust-lang-nursery/chalk"
+readme = "README.md"
+keywords = ["compiler", "traits", "prolog"]
 build = "build.rs" # LALRPOP preprocessing
 
 # Add a dependency on the LALRPOP runtime library: