diff --git a/yarn.lock b/yarn.lock
index 50e874e..afcbb4c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1962,8 +1962,10 @@ gauge@~2.7.3:
     wide-align "^1.1.0"
 
 generate-function@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.0.0.tgz#6858fe7c0969b7d4e9093337647ac79f60dfbe74"
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.3.1.tgz#f069617690c10c868e73b8465746764f97c3479f"
+  dependencies:
+    is-property "^1.0.2"
 
 generate-object-property@^1.1.0:
   version "1.2.0"
@@ -2478,13 +2480,18 @@ is-hexadecimal@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-hexadecimal/-/is-hexadecimal-1.0.1.tgz#6e084bbc92061fbb0971ec58b6ce6d404e24da69"
 
+is-my-ip-valid@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-my-ip-valid/-/is-my-ip-valid-1.0.1.tgz#f7220d1146257c98672e6fba097a9f3f2d348442"
+
 is-my-json-valid@^2.10.0:
-  version "2.16.1"
-  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.16.1.tgz#5a846777e2c2620d1e69104e5d3a03b1f6088f11"
+  version "2.20.6"
+  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.20.6.tgz#a9d89e56a36493c77bda1440d69ae0dc46a08387"
   dependencies:
     generate-function "^2.0.0"
     generate-object-property "^1.1.0"
-    jsonpointer "^4.0.0"
+    is-my-ip-valid "^1.0.0"
+    jsonpointer "^5.0.0"
     xtend "^4.0.0"
 
 is-number@^2.1.0:
@@ -2523,7 +2530,7 @@ is-primitive@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-primitive/-/is-primitive-2.0.0.tgz#207bab91638499c07b2adf240a41a87210034575"
 
-is-property@^1.0.0:
+is-property@^1.0.0, is-property@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-property/-/is-property-1.0.2.tgz#57fe1c4e48474edd65b09911f26b1cd4095dda84"
 
@@ -2678,9 +2685,9 @@ jsonparse@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/jsonparse/-/jsonparse-1.3.1.tgz#3f4dae4a91fac315f71062f8521cc239f1366280"
 
-jsonpointer@^4.0.0:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-4.0.1.tgz#4fd92cb34e0e9db3c89c8622ecf51f9b978c6cb9"
+jsonpointer@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-5.0.0.tgz#f802669a524ec4805fa7389eadbc9921d5dc8072"
 
 jsprim@^1.2.2:
   version "1.4.1"
@@ -4741,8 +4748,8 @@ write@^0.2.1:
     mkdirp "^0.5.1"
 
 "xtend@>=4.0.0 <4.1.0-0", xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.0, xtend@~4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
 
 y18n@^3.2.1:
   version "3.2.1"