diff --git a/deny.toml b/deny.toml
index b3684f9..4a89998 100644
--- a/deny.toml
+++ b/deny.toml
@@ -10,6 +10,8 @@ allow = [
     "Apache-2.0",
     "Unlicense",
     "BSD-3-Clause",
+    "Zlib",
+    "Unicode-DFS-2016"
 ]
 
 [[licenses.clarify]]