diff --git a/yarn.lock b/yarn.lock
index 9eb710c..3c1b36e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -939,6 +939,15 @@
     "@types/istanbul-reports" "^1.1.1"
     "@types/yargs" "^12.0.9"
 
+"@jest/types@^24.9.0":
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@jest/types/-/types-24.9.0.tgz#63cb26cb7500d069e5a389441a7c6ab5e909fc59"
+  integrity sha512-XKK7ze1apu5JWQ5eZjHITP66AX+QsLlbaJRBGYr8pNzwcAE2JVkwnf0yqjHTsDRcjR0mujy/NmZMXw5kl+kGBw==
+  dependencies:
+    "@types/istanbul-lib-coverage" "^2.0.0"
+    "@types/istanbul-reports" "^1.1.1"
+    "@types/yargs" "^13.0.0"
+
 "@marionebl/sander@^0.6.0":
   version "0.6.1"
   resolved "https://registry.npmjs.org/@marionebl/sander/-/sander-0.6.1.tgz#1958965874f24bc51be48875feb50d642fc41f7b"
@@ -1183,17 +1192,12 @@
     "@types/istanbul-lib-coverage" "*"
     "@types/istanbul-lib-report" "*"
 
-"@types/jest-diff@*":
-  version "20.0.1"
-  resolved "https://registry.npmjs.org/@types/jest-diff/-/jest-diff-20.0.1.tgz#35cc15b9c4f30a18ef21852e255fdb02f6d59b89"
-  integrity sha512-yALhelO3i0hqZwhjtcr6dYyaLoCHbAMshwtj6cGxTvHZAKXHsYGdff6E8EPw3xLKY0ELUTQ69Q1rQiJENnccMA==
-
 "@types/jest@^24.0.13":
-  version "24.0.13"
-  resolved "https://registry.npmjs.org/@types/jest/-/jest-24.0.13.tgz#10f50b64cb05fb02411fbba49e9042a3a11da3f9"
-  integrity sha512-3m6RPnO35r7Dg+uMLj1+xfZaOgIHHHut61djNjzwExXN4/Pm9has9C6I1KMYSfz7mahDhWUOVg4HW/nZdv5Pww==
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-24.9.0.tgz#78c6991cd1734cf0d390be24875e310bb0a9fb74"
+  integrity sha512-dXvuABY9nM1xgsXlOtLQXJKdacxZJd7AtvLsKZ/0b57ruMXDKCOXAC/M75GbllQX6o1pcZ5hAG4JzYy7Z/wM2w==
   dependencies:
-    "@types/jest-diff" "*"
+    jest-diff "^24.3.0"
 
 "@types/minimatch@*":
   version "3.0.3"
@@ -1249,11 +1253,23 @@
     "@types/unist" "*"
     "@types/vfile-message" "*"
 
+"@types/yargs-parser@*":
+  version "15.0.0"
+  resolved "https://registry.yarnpkg.com/@types/yargs-parser/-/yargs-parser-15.0.0.tgz#cb3f9f741869e20cce330ffbeb9271590483882d"
+  integrity sha512-FA/BWv8t8ZWJ+gEOnLLd8ygxH/2UFbAvgEonyfN6yWGLKc7zVjbpl2Y4CTjid9h2RfgPP6SEt6uHwEOply00yw==
+
 "@types/yargs@^12.0.2", "@types/yargs@^12.0.9":
   version "12.0.12"
   resolved "https://registry.npmjs.org/@types/yargs/-/yargs-12.0.12.tgz#45dd1d0638e8c8f153e87d296907659296873916"
   integrity sha512-SOhuU4wNBxhhTHxYaiG5NY4HBhDIDnJF60GU+2LqHAdKKer86//e4yg69aENCtQ04n0ovz+tq2YPME5t5yp4pw==
 
+"@types/yargs@^13.0.0":
+  version "13.0.5"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-13.0.5.tgz#18121bfd39dc12f280cee58f92c5b21d32041908"
+  integrity sha512-CF/+sxTO7FOwbIRL4wMv0ZYLCRfMid2HQpzDRyViH7kSpfoAFiMdGqKIxb1PxWfjtQXQhnQuD33lvRHNwr809Q==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@webassemblyjs/ast@1.8.5":
   version "1.8.5"
   resolved "https://registry.npmjs.org/@webassemblyjs/ast/-/ast-1.8.5.tgz#51b1c5fe6576a34953bf4b253df9f0d490d9e359"
@@ -3662,10 +3678,10 @@ dezalgo@^1.0.0, dezalgo@~1.0.3:
     asap "^2.0.0"
     wrappy "1"
 
-diff-sequences@^24.3.0:
-  version "24.3.0"
-  resolved "https://registry.npmjs.org/diff-sequences/-/diff-sequences-24.3.0.tgz#0f20e8a1df1abddaf4d9c226680952e64118b975"
-  integrity sha512-xLqpez+Zj9GKSnPWS0WZw1igGocZ+uua8+y+5dDNTT934N3QuY1sp2LkHzwiaYQGz60hMq0pjAshdeXm5VUOEw==
+diff-sequences@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-24.9.0.tgz#5715d6244e2aa65f48bba0bc972db0b0b11e95b5"
+  integrity sha512-Dj6Wk3tWyTE+Fo1rW8v0Xhwk80um6yFYKbuAxc9c3EZxIHFDYwbi34Uk42u1CdnIiVorvt4RmlSDjIPyzGC2ew==
 
 diff@^3.2.0:
   version "3.5.0"
@@ -5536,15 +5552,15 @@ jest-diff@^23.6.0:
     jest-get-type "^22.1.0"
     pretty-format "^23.6.0"
 
-jest-diff@^24.8.0:
-  version "24.8.0"
-  resolved "https://registry.npmjs.org/jest-diff/-/jest-diff-24.8.0.tgz#146435e7d1e3ffdf293d53ff97e193f1d1546172"
-  integrity sha512-wxetCEl49zUpJ/bvUmIFjd/o52J+yWcoc5ZyPq4/W1LUKGEhRYDIbP1KcF6t+PvqNrGAFk4/JhtxDq/Nnzs66g==
+jest-diff@^24.3.0, jest-diff@^24.8.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-24.9.0.tgz#931b7d0d5778a1baf7452cb816e325e3724055da"
+  integrity sha512-qMfrTs8AdJE2iqrTp0hzh7kTd2PQWrsFyj9tORoKmu32xjPjeE4NyjVRDz8ybYwqS2ik8N4hsIpiVTyFeo2lBQ==
   dependencies:
     chalk "^2.0.1"
-    diff-sequences "^24.3.0"
-    jest-get-type "^24.8.0"
-    pretty-format "^24.8.0"
+    diff-sequences "^24.9.0"
+    jest-get-type "^24.9.0"
+    pretty-format "^24.9.0"
 
 jest-docblock@^24.3.0:
   version "24.3.0"
@@ -5597,6 +5613,11 @@ jest-get-type@^24.8.0:
   resolved "https://registry.npmjs.org/jest-get-type/-/jest-get-type-24.8.0.tgz#a7440de30b651f5a70ea3ed7ff073a32dfe646fc"
   integrity sha512-RR4fo8jEmMD9zSz2nLbs2j0zvPpk/KCEz3a62jJWbd2ayNo0cb+KFRxPHVhE4ZmgGJEQp0fosmNz84IfqM8cMQ==
 
+jest-get-type@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-24.9.0.tgz#1684a0c8a50f2e4901b6644ae861f579eed2ef0e"
+  integrity sha512-lUseMzAley4LhIcpSP9Jf+fTrQ4a1yHQwLNeeVa2cEmbCGeoZAtYPOIv8JaxLD/sUpKxetKGP+gsHl8f8TSj8Q==
+
 jest-haste-map@^24.8.0:
   version "24.8.0"
   resolved "https://registry.npmjs.org/jest-haste-map/-/jest-haste-map-24.8.0.tgz#51794182d877b3ddfd6e6d23920e3fe72f305800"
@@ -7896,6 +7917,16 @@ pretty-format@^24.8.0:
     ansi-styles "^3.2.0"
     react-is "^16.8.4"
 
+pretty-format@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-24.9.0.tgz#12fac31b37019a4eea3c11aa9a959eb7628aa7c9"
+  integrity sha512-00ZMZUiHaJrNfk33guavqgvfJS30sLYf0f8+Srklv0AMPodGGHcoHgksZ3OThYnIvOd+8yMCn0YiEOogjlgsnA==
+  dependencies:
+    "@jest/types" "^24.9.0"
+    ansi-regex "^4.0.0"
+    ansi-styles "^3.2.0"
+    react-is "^16.8.4"
+
 pretty-quick@^1.11.0:
   version "1.11.0"
   resolved "https://registry.npmjs.org/pretty-quick/-/pretty-quick-1.11.0.tgz#d0bf997f3eb7de3d1bac5ffeb9c335f404d844c8"