diff --git a/Cargo.lock b/Cargo.lock
index 5681506..9326509 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -176,7 +176,7 @@ name = "bind9-api"
 version = "0.1.3"
 dependencies = [
  "actix-web 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "crypto 0.1.0",
  "data 0.1.0",
  "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -191,7 +191,7 @@ dependencies = [
 name = "bind9-api-client"
 version = "0.1.3"
 dependencies = [
- "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "crypto 0.1.0",
  "data 0.1.0",
  "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -295,14 +295,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "clap"
-version = "2.32.0"
+version = "2.33.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "textwrap 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1484,7 +1484,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "strsim"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1570,7 +1570,7 @@ dependencies = [
 
 [[package]]
 name = "textwrap"
-version = "0.10.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2054,7 +2054,7 @@ dependencies = [
 "checksum cargo_metadata 0.5.8 (registry+https://github.com/rust-lang/crates.io-index)" = "1efca0b863ca03ed4c109fb1c55e0bc4bbeb221d3e103d86251046b06a526bd0"
 "checksum cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)" = "49ec142f5768efb5b7622aebc3fdbdbb8950a4b9ba996393cb76ef7466e8747d"
 "checksum cfg-if 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "efe5c877e17a9c717a0bf3613b2709f723202c4e4675cc8f12926ded29bcb17e"
-"checksum clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b957d88f4b6a63b9d70d5f454ac8011819c6efa7727858f458ab71c756ce2d3e"
+"checksum clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5067f5bb2d80ef5d68b4c87db81601f0b75bca627bc2ef76b141d7b846a3c6d9"
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 "checksum cookie 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "746858cae4eae40fff37e1998320068df317bc247dc91a67c6cfa053afdc2abb"
 "checksum core-foundation 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "25bfd746d203017f7d5cbd31ee5d8e17f94b6521c7af77ece6c9e4b2d4b16c67"
@@ -2192,7 +2192,7 @@ dependencies = [
 "checksum socket2 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "962a516af4d3a7c272cb3a1d50a8cc4e5b41802e4ad54cfb7bee8ba61d37d703"
 "checksum stable_deref_trait 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ffbc596e092fe5f598b12ef46cc03754085ac2f4d8c739ad61c4ae266cc3b3fa"
 "checksum string 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "31f98b200e7caca9efca50fc0aa69cd58a5ec81d5f6e75b2f3ecaad2e998972a"
-"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
+"checksum strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 "checksum syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)" = "d3b891b9015c88c576343b9b3e41c2c11a51c219ef067b264bd9c8aa9b441dad"
 "checksum syn 0.14.4 (registry+https://github.com/rust-lang/crates.io-index)" = "2beff8ebc3658f07512a413866875adddd20f4fd47b2a4e6c9da65cd281baaea"
 "checksum synom 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a393066ed9010ebaed60b9eafa373d4b1baac186dd7e008555b0f702b51945b6"
@@ -2202,7 +2202,7 @@ dependencies = [
 "checksum tempfile 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "47776f63b85777d984a50ce49d6b9e58826b6a3766a449fc95bc66cd5663c15b"
 "checksum termcolor 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "adc4587ead41bf016f11af03e55a624c06568b5a19db4e90fde573d805074f83"
 "checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"
-"checksum textwrap 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "307686869c93e71f94da64286f9a9524c0f308a9e1c87a583de8e9c9039ad3f6"
+"checksum textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
 "checksum thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "279ef31c19ededf577bfd12dfae728040a21f635b06a24cd670ff510edd38963"
 "checksum time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "d825be0eb33fda1a7e68012d51e9c7f451dc1a69391e7fdc197060bb8c56667b"
 "checksum tokio 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8ee337e5f4e501fc32966fec6fe0ca0cc1c237b0b1b14a335f8bfe3c5f06e286"
diff --git a/client/Cargo.toml b/client/Cargo.toml
index 48a140f..26b3bc9 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -6,7 +6,7 @@ description = "Client for the BIND9 API"
 license = "MIT/Apache-2.0"
 
 [dependencies]
-clap = "2.32.0"
+clap = "2.33.0"
 crypto = { path = "../crypto" }
 data = { path = "../data" }
 failure = "0.1.1"
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 2dbadaf..7b7ccd8 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -7,7 +7,7 @@ license = "MIT/Apache-2.0"
 
 [dependencies]
 actix-web = "0.6.14"
-clap = "2.31.2"
+clap = "2.33.0"
 crypto = { path = "../crypto" }
 data = { path = "../data" }
 failure = "0.1.1"