diff --git a/deny.toml b/deny.toml
index 18f6c1f43..c2152c26c 100644
--- a/deny.toml
+++ b/deny.toml
@@ -35,6 +35,7 @@ allow = [
     "Apache-2.0",
     "Apache-2.0 WITH LLVM-exception",
     "CC0-1.0",
+    "CDLA-Permissive-2.0",
     "ISC",
     "OpenSSL",
     "BSD-2-Clause",