diff --git a/deny.toml b/deny.toml
index 5d5b0e34d0f..e19406592d8 100644
--- a/deny.toml
+++ b/deny.toml
@@ -58,6 +58,8 @@ allow = [
     "LicenseRef-rustls-webpki",
     # bitmaps 2.1.0, generational-arena 0.2.9,im 15.1.0
     "MPL-2.0",
+    # Boost Software License
+    "BSL-1.0"
 ]
 
 # Allow 1 or more licenses on a per-crate basis, so that particular licenses