diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index 6d94b0f9..f795a9ff 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -13,6 +13,7 @@ readme = "../README.md"
 keywords = ["rocket", "web", "framework", "server"]
 license = "MIT/Apache-2.0"
 build = "build.rs"
+categories = ["web-programming::http-server"]
 
 [dependencies]
 term-painter = "^0.2"