diff --git a/package.json b/package.json
index 98e5846..29d115e 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "through2": "2.0.3",
     "ts-jest": "21.2.4",
     "ts-node": "4.1.0",
-    "tslint": "5.8.0",
+    "tslint": "5.9.0",
     "tslint-config-ikatyang": "2.5.1",
     "tslint-config-prettier": "1.6.0",
     "tslint-plugin-prettier": "1.3.0",
diff --git a/yarn.lock b/yarn.lock
index ecbebfd..1e0e7c4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -609,14 +609,6 @@ chalk@^2.0.1:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
-chalk@^2.1.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.2.0.tgz#477b3bf2f9b8fd5ca9e429747e37f724ee7af240"
-  dependencies:
-    ansi-styles "^3.1.0"
-    escape-string-regexp "^1.0.5"
-    supports-color "^4.0.0"
-
 chalk@^2.2.0, chalk@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.0.tgz#b5ea48efc9c1793dccc9b4767c93914d3f2d52ba"
@@ -708,9 +700,9 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@^2.9.0:
-  version "2.11.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.11.0.tgz#157152fd1e7a6c8d98a5b715cf376df928004563"
+commander@^2.12.1:
+  version "2.13.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
 
 concat-map@0.0.1:
   version "0.0.1"
@@ -3408,6 +3400,10 @@ tslib@^1.0.0, tslib@^1.7.1:
   version "1.7.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.7.1.tgz#bc8004164691923a79fe8378bbeb3da2017538ec"
 
+tslib@^1.8.0:
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.1.tgz#6946af2d1d651a7b1863b531d6e5afa41aa44eac"
+
 tslint-config-ikatyang@2.5.1:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/tslint-config-ikatyang/-/tslint-config-ikatyang-2.5.1.tgz#d99a5479e5386f639b9a07e50a33588bc5c64070"
@@ -3453,20 +3449,21 @@ tslint-plugin-prettier@1.3.0:
     eslint-plugin-prettier "^2.2.0"
     tslib "^1.7.1"
 
-tslint@5.8.0:
-  version "5.8.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.8.0.tgz#1f49ad5b2e77c76c3af4ddcae552ae4e3612eb13"
+tslint@5.9.0:
+  version "5.9.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.9.0.tgz#0fd1d5c56a257d98f812a4d9ebd14f6e02f6e882"
   dependencies:
     babel-code-frame "^6.22.0"
     builtin-modules "^1.1.1"
-    chalk "^2.1.0"
-    commander "^2.9.0"
+    chalk "^2.3.0"
+    commander "^2.12.1"
     diff "^3.2.0"
     glob "^7.1.1"
+    js-yaml "^3.7.0"
     minimatch "^3.0.4"
     resolve "^1.3.2"
     semver "^5.3.0"
-    tslib "^1.7.1"
+    tslib "^1.8.0"
     tsutils "^2.12.1"
 
 tsutils@^1.4.0: