diff --git a/pyproject.toml b/pyproject.toml
index 0374c8d..0b52016 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,6 +12,7 @@ dynamic = ["version", "readme"]
 name = "svcs"
 description = "A Flexible Service Locator"
 license = "MIT"
+license-files = ["LICENSE"]
 authors = [{ name = "Hynek Schlawack", email = "hs@ox.cx" }]
 requires-python = ">=3.9"
 classifiers = [