diff --git a/libzstd/encoder-legacy/Cargo.toml b/libzstd/encoder-legacy/Cargo.toml
index 8709999..dc4c97d 100644
--- a/libzstd/encoder-legacy/Cargo.toml
+++ b/libzstd/encoder-legacy/Cargo.toml
@@ -2,6 +2,7 @@
 name = "encoder-legacy"
 version = "0.1.0"
 edition = "2021"
+license = "MIT OR Apache-2.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [lib]
diff --git a/libzstd/encoder-standard/Cargo.toml b/libzstd/encoder-standard/Cargo.toml
index 6562e00..42653da 100644
--- a/libzstd/encoder-standard/Cargo.toml
+++ b/libzstd/encoder-standard/Cargo.toml
@@ -2,6 +2,7 @@
 name = "encoder-standard"
 version = "0.1.0"
 edition = "2021"
+license = "MIT OR Apache-2.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [lib]