diff --git a/implementations/rust/Cargo.toml b/implementations/rust/Cargo.toml
index df8b5bd..8551660 100644
--- a/implementations/rust/Cargo.toml
+++ b/implementations/rust/Cargo.toml
@@ -3,6 +3,13 @@ name = "preserves"
 version = "0.1.0"
 authors = ["Tony Garnock-Jones <tonyg@leastfixedpoint.com>"]
 edition = "2018"
+description = "Implementation of the Preserves serialization format via serde."
+homepage = "https://preserves.gitlab.io/"
+repository = "https://gitlab.com/preserves/preserves"
+license = "Apache-2.0"
+
+[badges]
+gitlab = { repository = "preserves/preserves" }
 
 [dependencies]
 num = "0.2"