diff --git a/src/uu/df/Cargo.toml b/src/uu/df/Cargo.toml
index c949a91dc..e77cb2650 100644
--- a/src/uu/df/Cargo.toml
+++ b/src/uu/df/Cargo.toml
@@ -2,6 +2,8 @@
 name = "df"
 version = "0.0.1"
 authors = []
+license = "MIT"
+build = "../../common/mkmain.rs"
 
 [lib]
 name = "uu_df"