diff --git a/Cargo.toml b/Cargo.toml
index decea527..d4717b8b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,6 @@
 [package]
 authors = ["Jimmy Cuadra <jimmy@jimmycuadra.com>"]
+categories = ["api-bindings"]
 description = "Resource identifiers for Matrix."
 documentation = "https://docs.rs/ruma-identifiers"
 homepage = "https://github.com/ruma/ruma-identifiers"