diff --git a/wasm/o-x-rust/Cargo.toml b/wasm/o-x-rust/Cargo.toml
index e10e567..107af05 100644
--- a/wasm/o-x-rust/Cargo.toml
+++ b/wasm/o-x-rust/Cargo.toml
@@ -3,6 +3,7 @@ name = "o-x-rust"
 description = "Naughts and crosses WASM algorithms"
 repository = "https://git.koval.net/cyclane/game-algorithms/src/branch/main/wasm/o-x-rust"
 license = "GNU GPLv3"
+license-file = "LICENSE"
 version = "0.0.1"
 edition = "2021"