diff --git a/lib/arena/Cargo.toml b/lib/arena/Cargo.toml
index d47366b0b2d..1afec9bf87e 100644
--- a/lib/arena/Cargo.toml
+++ b/lib/arena/Cargo.toml
@@ -3,5 +3,8 @@ name = "la-arena"
 version = "0.1.0"
 description = "Thy rope of sands..."
 license = "MIT OR Apache-2.0"
+repository = "https://github.com/rust-analyzer/rust-analyzer"
+documentation = "https://docs.rs/la-arena"
+categories = ["data-structures", "memory-management", "rust-patterns"]
 authors = ["rust-analyzer developers"]
 edition = "2018"