diff --git a/Cargo.lock b/Cargo.lock
index a9116dd..667e577 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -361,7 +361,7 @@ dependencies = [
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
  "systemstat 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "toml 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "toml 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "uname 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-width 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "users 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -777,6 +777,14 @@ dependencies = [
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "toml"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "uname"
 version = "0.1.1"
@@ -972,6 +980,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
 "checksum time 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)" = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 "checksum toml 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "758664fc71a3a69038656bee8b6be6477d2a6c315a6b81f7081f591bffa4111f"
+"checksum toml 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "ffc92d160b1eef40665be3a05630d003936a3bc7da7421277846c2613e92c71a"
 "checksum uname 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b72f89f0ca32e4db1c04e2a72f5345d59796d4866a1ee0609084569f73683dc8"
 "checksum unicase 2.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
 "checksum unicode-segmentation 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
diff --git a/Cargo.toml b/Cargo.toml
index 10869f9..9cf1a34 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ path = "src/main.rs"
 name = "mcf"
 
 [dependencies]
-toml = "0.4"
+toml = "0.5"
 serde = "1.0"
 serde_derive = "1.0"
 log = "0.4"