diff --git a/deny.toml b/deny.toml
index 2bd70f1..d1e0455 100644
--- a/deny.toml
+++ b/deny.toml
@@ -104,6 +104,7 @@ unlicensed = "deny"
 allow = [
     "MIT",
     "Apache-2.0",
+    "Unicode-3.0",
     "Unicode-DFS-2016",
     "Unlicense",
     "BSD-3-Clause",