diff --git a/cpu-cycles/Cargo.toml b/cpu-cycles/Cargo.toml
index 59d2ed52b6..4c234b8d30 100644
--- a/cpu-cycles/Cargo.toml
+++ b/cpu-cycles/Cargo.toml
@@ -4,9 +4,10 @@ version = "0.1.0"
 edition = "2021"
 build = "build.rs"
 links = "cpucycles"
+license = "LicenseRef-PD-hp OR CC0-1.0 OR 0BSD OR MIT-0 OR MIT"
 
 [dependencies]
 libc = "0.2.140"
 
 [build-dependencies]
-cfg-if = "1"
\ No newline at end of file
+cfg-if = "1"