diff --git a/package.json b/package.json
index 7b4eafd1..da0f4800 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "protractor-cucumber-framework": "~6.1.0",
     "standard-version": "^7.0.0",
     "ts-node": "~8.3.0",
-    "tslint": "~5.16.0",
+    "tslint": "~5.20.0",
     "typescript": "3.5.3"
   }
 }
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index f4a16490..765c6885 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3299,7 +3299,7 @@ di@^0.0.1:
   resolved "https://registry.yarnpkg.com/di/-/di-0.0.1.tgz#806649326ceaa7caa3306d75d985ea2748ba913c"
   integrity sha1-gGZJMmzqp8qjMG112YXqJ0i6kTw=
 
-diff@^3.0.0, diff@^3.2.0:
+diff@^3.0.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
   integrity sha512-A46qtFgd+g7pDZinpnwiRJtxbC1hpgf0uzP3iG89scHk0AUC7A1TGxf5OiiOUv/JMZR8GOt8hL900hV0bOy5xA==
@@ -5343,14 +5343,6 @@ js-tokens@^3.0.2:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
   integrity sha1-mGbfOVECEw449/mWvOtlRDIJwls=
 
-js-yaml@^3.13.0:
-  version "3.13.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.0.tgz#38ee7178ac0eea2c97ff6d96fff4b18c7d8cf98e"
-  integrity sha512-pZZoSxcCYco+DIKBTimr67J6Hy+EYGZDY/HCWC+iAEA9h1ByhMXAIVUXMcMFpOCxQ/xjXmPI2MkDL5HRm5eFrQ==
-  dependencies:
-    argparse "^1.0.7"
-    esprima "^4.0.0"
-
 js-yaml@^3.13.1:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
@@ -9082,18 +9074,18 @@ tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
-tslint@~5.16.0:
-  version "5.16.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.16.0.tgz#ae61f9c5a98d295b9a4f4553b1b1e831c1984d67"
-  integrity sha512-UxG2yNxJ5pgGwmMzPMYh/CCnCnh0HfPgtlVRDs1ykZklufFBL1ZoTlWFRz2NQjcoEiDoRp+JyT0lhBbbH/obyA==
+tslint@~5.20.0:
+  version "5.20.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.20.0.tgz#fac93bfa79568a5a24e7be9cdde5e02b02d00ec1"
+  integrity sha512-2vqIvkMHbnx8acMogAERQ/IuINOq6DFqgF8/VDvhEkBqQh/x6SP0Y+OHnKth9/ZcHQSroOZwUQSN18v8KKF0/g==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     builtin-modules "^1.1.1"
     chalk "^2.3.0"
     commander "^2.12.1"
-    diff "^3.2.0"
+    diff "^4.0.1"
     glob "^7.1.1"
-    js-yaml "^3.13.0"
+    js-yaml "^3.13.1"
     minimatch "^3.0.4"
     mkdirp "^0.5.1"
     resolve "^1.3.2"