diff --git a/pyproject.toml b/pyproject.toml
index d9fa955..9d48e55 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "types-networkx>=3.5.0.20251106",
     "typing-extensions>=4.15.0",
 ]
-license = "CC0-1.0"
+license = "Unlicense"
 license-files = ["LICENSE"]
 
 [project.urls]