diff --git a/.cargo/audit.toml b/.cargo/audit.toml
index 4334d3ec6c0a..8baefdb68c2a 100644
--- a/.cargo/audit.toml
+++ b/.cargo/audit.toml
@@ -51,4 +51,6 @@ ignore = [
     "RUSTSEC-2024-0376",
     #rustls network-reachable panic in `Acceptor::accept`
     "RUSTSEC-2024-0399",
+    # `idna` accepts Punycode labels that do not produce any non-ASCII when decoded
+    "RUSTSEC-2024-0421",
 ]
diff --git a/src/common/base/Cargo.toml b/src/common/base/Cargo.toml
index 62a88b3efce1..82bfb5d78c2b 100644
--- a/src/common/base/Cargo.toml
+++ b/src/common/base/Cargo.toml
@@ -17,7 +17,6 @@ disable_initial_exec_tls = ["tikv-jemalloc-sys/disable_initial_exec_tls"]
 memory-profiling = [
     "tikv-jemalloc-sys/stats",
     "tikv-jemalloc-sys/profiling",
-    "tikv-jemalloc-sys/unprefixed_malloc_on_supported_platforms",
 ]
 
 [dependencies]