diff --git a/ci/do-audit.sh b/ci/do-audit.sh
index aca50d122f3d1f..0e63dcef22a423 100755
--- a/ci/do-audit.sh
+++ b/ci/do-audit.sh
@@ -34,6 +34,17 @@ cargo_audit_ignores=(
   # curve25519-dalek
   --ignore RUSTSEC-2024-0344
 
+  # Crate:     idna
+  # Version:   0.1.5
+  # Title:     `idna` accepts Punycode labels that do not produce any non-ASCII when decoded
+  # Date:      2024-12-09
+  # ID:        RUSTSEC-2024-0421
+  # URL:       https://rustsec.org/advisories/RUSTSEC-2024-0421
+  # Solution:  Upgrade to >=1.0.0
+  # need to solve this depentant tree:
+  # jsonrpc-core-client v18.0.0 -> jsonrpc-client-transports v18.0.0 -> url v1.7.2 -> idna v0.1.5
+  --ignore RUSTSEC-2024-0421
+
   # tonic
   # When using tonic::transport::Server there is a remote DoS attack that can cause
   # the server to exit cleanly on accepting a tcp/tls stream.