diff --git a/deny.toml b/deny.toml
index ae4147a08..26937bc65 100644
--- a/deny.toml
+++ b/deny.toml
@@ -26,6 +26,8 @@ allow = [
   "BSL-1.0",
   "CC0-1.0",
   "Unicode-DFS-2016",
+  "Unicode-3.0",
+  "Zlib",
 ]
 confidence-threshold = 0.8