diff --git a/deny.toml b/deny.toml
index 951fc87..eefaf53 100644
--- a/deny.toml
+++ b/deny.toml
@@ -106,6 +106,7 @@ allow = [
     "Apache-2.0",
     "Apache-2.0 WITH LLVM-exception",
     "MPL-2.0",
+    "BUSL-1.1",
     "Unlicense",
     "ISC",
     "Unicode-DFS-2016",