diff --git a/Cargo.toml b/Cargo.toml
index 8be0009..e52295b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,11 @@ edition = "2018"
 [features]
 default = ["short-ids"]
 
+# Enforce password rules, compiled in from file defined at `config/password.toml`
+password-rules = []
+# Use short IDs for keys
 short-ids = ["base65536"]
+# Use local time for timestamps (unstable)
 local-time = []
 
 [dependencies]