diff --git a/yarn.lock b/yarn.lock
index df35909..3182b86 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -16,11 +16,7 @@
   version "21.1.2"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-21.1.2.tgz#05ebfa64817b626694ced56745a7949281981048"
 
-"@types/node@*":
-  version "8.0.33"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.33.tgz#1126e94374014e54478092830704f6ea89df04cd"
-
-"@types/node@8.0.34":
+"@types/node@*", "@types/node@8.0.34":
   version "8.0.34"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.34.tgz#55f801fa2ddb2a40dd6dfc15ecfe1dde9c129fe9"
 
@@ -1998,8 +1994,8 @@ number-is-nan@^1.0.0:
   resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
 
 "nwmatcher@>= 1.3.9 < 2.0.0":
-  version "1.4.2"
-  resolved "https://registry.yarnpkg.com/nwmatcher/-/nwmatcher-1.4.2.tgz#c5e545ab40d22a56b0326531c4beaed7a888b3ea"
+  version "1.4.3"
+  resolved "https://registry.yarnpkg.com/nwmatcher/-/nwmatcher-1.4.3.tgz#64348e3b3d80f035b40ac11563d278f8b72db89c"
 
 oauth-sign@~0.8.1, oauth-sign@~0.8.2:
   version "0.8.2"
@@ -2196,8 +2192,8 @@ pretty-format@^21.2.1:
     ansi-styles "^3.2.0"
 
 private@^0.1.7:
-  version "0.1.7"
-  resolved "https://registry.yarnpkg.com/private/-/private-0.1.7.tgz#68ce5e8a1ef0a23bb570cc28537b5332aba63ef1"
+  version "0.1.8"
+  resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
 
 process-nextick-args@~1.0.6:
   version "1.0.7"
@@ -2235,8 +2231,8 @@ randomatic@^1.1.3:
     kind-of "^4.0.0"
 
 rc@^1.1.7:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.1.tgz#2e03e8e42ee450b8cb3dce65be1bf8974e1dfd95"
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.2.tgz#d8ce9cb57e8d64d9c7badd9876c7c34cbe3c7077"
   dependencies:
     deep-extend "~0.4.0"
     ini "~1.3.0"
@@ -2700,8 +2696,8 @@ tsconfig@^6.0.0:
     strip-json-comments "^2.0.0"
 
 tslib@^1.0.0, tslib@^1.7.1:
-  version "1.7.1"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.7.1.tgz#bc8004164691923a79fe8378bbeb3da2017538ec"
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.0.tgz#dc604ebad64bcbf696d613da6c954aa0e7ea1eb6"
 
 tslint-config-ikatyang@2.4.0:
   version "2.4.0"
@@ -2768,8 +2764,8 @@ tsutils@^1.4.0:
   resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-1.9.1.tgz#b9f9ab44e55af9681831d5f28d0aeeaf5c750cb0"
 
 tsutils@^2.6.1, tsutils@^2.8.0, tsutils@^2.8.1:
-  version "2.12.0"
-  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.12.0.tgz#c892a84c8f2f8de13f8ef32c2c5c38b457cceac6"
+  version "2.12.1"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.12.1.tgz#f4d95ce3391c8971e46e54c4cf0edb0a21dd5b24"
   dependencies:
     tslib "^1.7.1"