diff --git a/Cargo.lock b/Cargo.lock
index a8b97ff26f5f..f0ee4636dcca 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1297,11 +1297,11 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.1.8"
+version = "3.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c15b8ec3b5755a188c141c1f6a98e76de31b936209bf066b647979e2a84764a9"
+checksum = "b37feaa84e6861e00a1f5e5aa8da3ee56d605c9992d33e082786754828e20865"
 dependencies = [
- "nix 0.20.0",
+ "nix 0.24.1",
  "winapi 0.3.9",
 ]
 
@@ -3957,9 +3957,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.88"
+version = "0.2.124"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03b07a082330a35e43f63177cc01689da34fbffa0105e1246cf0311472cac73a"
+checksum = "21a41fed9d98f27ab1c6d161da622a4fa35e8a54a8adc24bbf3ddd0ef70b0e50"
 
 [[package]]
 name = "libfuzzer-sys"
@@ -4681,6 +4681,17 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nix"
+version = "0.24.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f17df307904acd05aa8e32e97bb20f2a0df1728bbc2d771ae8f9a90463441e9"
+dependencies = [
+ "bitflags",
+ "cfg-if 1.0.0",
+ "libc",
+]
+
 [[package]]
 name = "nom"
 version = "5.1.2"
diff --git a/testsuite/diem-swarm/Cargo.toml b/testsuite/diem-swarm/Cargo.toml
index 0bd279c791cc..b166865c0d54 100644
--- a/testsuite/diem-swarm/Cargo.toml
+++ b/testsuite/diem-swarm/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 
 [dependencies]
 anyhow = "1.0.38"
-ctrlc = { version = "3.1.8", default-features = false }
+ctrlc = { version = "3.2.2", default-features = false }
 reqwest = { version = "0.11.2", features = ["blocking"], default-features = false }
 structopt = "0.3.21"
 thiserror = "1.0.24"