diff --git a/Cargo.lock b/Cargo.lock
index adedc3c27043da..2b858a92bbd7db 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3394,9 +3394,9 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.11"
+version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",
diff --git a/ci/do-audit.sh b/ci/do-audit.sh
index 039df6b63cb635..0118c84c5f0fec 100755
--- a/ci/do-audit.sh
+++ b/ci/do-audit.sh
@@ -30,6 +30,9 @@ cargo_audit_ignores=(
   --ignore RUSTSEC-2023-0001
 
   --ignore RUSTSEC-2022-0093
+
+  # mio
+  --ignore RUSTSEC-2024-0019
 )
 scripts/cargo-for-all-lock-files.sh audit "${cargo_audit_ignores[@]}" | $dep_tree_filter
 # we want the `cargo audit` exit code, not `$dep_tree_filter`'s
diff --git a/programs/sbf/Cargo.lock b/programs/sbf/Cargo.lock
index 2673f1ea077e27..af4459da26eacb 100644
--- a/programs/sbf/Cargo.lock
+++ b/programs/sbf/Cargo.lock
@@ -2914,9 +2914,9 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.11"
+version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",