diff --git a/src/services.rs b/src/services.rs
index 40a4b816..53461947 100644
--- a/src/services.rs
+++ b/src/services.rs
@@ -54,6 +54,12 @@ pub const SERVICES: &[ServiceEntry] = &[
         version: "reports_v1",
         description: "Audit logs and usage reports",
     },
+    ServiceEntry {
+        aliases: &["admin-directory"],
+        api_name: "admin",
+        version: "directory_v1",
+        description: "Manage users, groups, and organizational units",
+    },
     ServiceEntry {
         aliases: &["docs"],
         api_name: "docs",
@@ -164,6 +170,10 @@ mod tests {
             resolve_service("reports").unwrap(),
             ("admin".to_string(), "reports_v1".to_string())
         );
+        assert_eq!(
+            resolve_service("admin-directory").unwrap(),
+            ("admin".to_string(), "directory_v1".to_string())
+        );
     }
 
     #[test]