diff --git a/deny.toml b/deny.toml
index 11fa9acf7..79e7dbb0f 100644
--- a/deny.toml
+++ b/deny.toml
@@ -48,8 +48,6 @@ notice = "deny"
 # A list of advisory IDs to ignore. Note that ignored advisories will still
 # output a note when they are encountered.
 ignore = [
-    # TODO RUST-1293
-    "RUSTSEC-2020-0159",
     # TODO RUST-1293
     "RUSTSEC-2020-0071",
 ]
@@ -80,6 +78,7 @@ allow = [
     "OpenSSL",
     "BSD-3-Clause",
     "MPL-2.0",
+    "Unicode-DFS-2016",
 ]
 # List of explicitly disallowed licenses
 # See https://spdx.org/licenses/ for list of possible licenses