diff --git a/orientdb-macro/Cargo.toml b/orientdb-macro/Cargo.toml
index 210ac84..43df295 100644
--- a/orientdb-macro/Cargo.toml
+++ b/orientdb-macro/Cargo.toml
@@ -3,6 +3,7 @@ name = "orientdb-macro"
 version = "0.1.0"
 authors = ["wolf4ood <enrico.risa@gmail.com>"]
 edition = "2018"
+license = "Apache-2.0"
 description= "Macros for OrientDB Rust client. Do not use directly"
 repository = "https://github.com/wolf4ood/orientdb-rs"
 keywords = ["database", "graphs","orientdb","macro"]