diff --git a/Cargo.lock b/Cargo.lock
index 2f94c39..4f8c2e0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -1189,29 +1189,30 @@ dependencies = [
 
 [[package]]
 name = "phf"
-version = "0.11.2"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ade2d8b8f33c7333b51bcf0428d37e217e9f32192ae4772156f65063b8ce03dc"
+checksum = "c1562dc717473dbaa4c1f85a36410e03c047b2e7df7f45ee938fbef64ae7fadf"
 dependencies = [
  "phf_macros",
  "phf_shared",
+ "serde",
 ]
 
 [[package]]
 name = "phf_generator"
-version = "0.11.2"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48e4cc64c2ad9ebe670cb8fd69dd50ae301650392e81c05f9bfcb2d5bdbc24b0"
+checksum = "135ace3a761e564ec88c03a77317a7c6b80bb7f7135ef2544dbe054243b89737"
 dependencies = [
+ "fastrand",
  "phf_shared",
- "rand",
 ]
 
 [[package]]
 name = "phf_macros"
-version = "0.11.2"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3444646e286606587e49f3bcf1679b8cef1dc2c5ecc29ddacaffc305180d464b"
+checksum = "812f032b54b1e759ccd5f8b6677695d5268c588701effba24601f6932f8269ef"
 dependencies = [
  "phf_generator",
  "phf_shared",
@@ -1222,9 +1223,9 @@ dependencies = [
 
 [[package]]
 name = "phf_shared"
-version = "0.11.2"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90fcb95eef784c2ac79119d1dd819e162b5da872ce6f3c3abe1e8ca1c082f72b"
+checksum = "e57fef6bc5981e38c2ce2d63bfa546861309f875b8a75f092d1d54ae2d64f266"
 dependencies = [
  "siphasher",
 ]
@@ -1287,9 +1288,9 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.89"
+version = "1.0.105"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f139b0662de085916d1fb67d2b4169d1addddda1919e696f3252b740b629986e"
+checksum = "535d180e0ecab6268a3e718bb9fd44db66bbbc256257165fc699dadf70d16fe7"
 dependencies = [
  "unicode-ident",
 ]
@@ -1650,9 +1651,9 @@ dependencies = [
 
 [[package]]
 name = "siphasher"
-version = "0.3.10"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7bd3e3206899af3f8b12af284fafc038cc1dc2b41d1b89dd17297221c5d225de"
+checksum = "56199f7ddabf13fe5074ce809e7d3f42b42ae711800501b5b16ea82ad029c39d"
 
 [[package]]
 name = "skeptic"
diff --git a/Cargo.toml b/Cargo.toml
index 0773742..1599300 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ rustls-pemfile = "1"
 http-body-util = "0.1.2"
 hyper = { version = "1.4.1", features = ["full"] }
 hyper-util = { version = "0.1.7", features = ["tokio"] }
-phf = { version = "0.11.1", features = ["macros"] }
+phf = { version = "0.13.1", features = ["macros"] }
 exitcode = "1.1.2"
 futures = "0.3"
 socket2 = { version = "0.4.7", features = ["all"] }