diff --git a/pyproject.toml b/pyproject.toml
index 6b583c1d..23471289 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,6 +26,7 @@ wrap-descriptions = 100
 wrap-summaries = 0
 
 [tool.poetry]
+license = "Apache-2.0"
 package-mode = false
 version = "1.2.0"