diff --git a/Cargo.lock b/Cargo.lock
index 1b0d58c..367dcb8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -883,9 +883,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.154"
+version = "0.2.155"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae743338b92ff9146ce83992f766a31066a91a8c84a45e0e9f21e7cf6de6d346"
+checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
 [[package]]
 name = "libm"
diff --git a/deny.toml b/deny.toml
index 9e17417..a30c39f 100644
--- a/deny.toml
+++ b/deny.toml
@@ -92,6 +92,7 @@ allow = [
   "AGPL-3.0",
   "Apache-2.0",
   "BSD-3-Clause",
+  "BSL-1.0",
   "MIT",
   "Unicode-DFS-2016"
 ]