diff --git a/Cargo.lock b/Cargo.lock
index e5f7f01df..d1d2b483f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -25,7 +25,7 @@ dependencies = [
 
 [[package]]
 name = "arc-swap"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -773,7 +773,7 @@ name = "signal-hook-registry"
 version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "arc-swap 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arc-swap 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1128,7 +1128,7 @@ dependencies = [
 [metadata]
 "checksum aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "81ce3d38065e618af2d7b77e10c5ad9a069859b4be3c2250f674af3840d9c8a5"
 "checksum ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
-"checksum arc-swap 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "f1a1eca3195b729bbd64e292ef2f5fff6b1c28504fed762ce2b1013dde4d8e92"
+"checksum arc-swap 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d7b8a9123b8027467bce0099fe556c628a53c8d83df0507084c31e9ba2e39aff"
 "checksum arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0d382e583f07208808f6b1249e60848879ba3543f57c32277bf52d69c2f0f0ee"
 "checksum arrayvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
 "checksum atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)" = "1803c647a3ec87095e7ae7acfca019e98de5ec9a7d01343f611cf3152ed71a90"