diff --git a/Cargo.toml b/Cargo.toml
index 5faf1c3..edcefc9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,6 +2,7 @@
 name = "rustty"
 version = "0.1.0"
 edition = "2024"
+license = " GPL-3.0-or-later"
 
 [dependencies]
 minifb = "0.28.0"