diff --git a/yarn.lock b/yarn.lock
index 6768cc6..1f554e8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -747,10 +747,10 @@ agent-base@~1.0.1:
   resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-1.0.2.tgz#6890d3fb217004b62b70f8928e0fae5f8952a706"
 
 ajv@^6.5.5:
-  version "6.9.2"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.9.2.tgz#4927adb83e7f48e5a32b45729744c71ec39c9c7b"
+  version "6.12.6"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
   dependencies:
-    fast-deep-equal "^2.0.1"
+    fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
@@ -3871,13 +3871,13 @@ fast-base64-decode@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fast-base64-decode/-/fast-base64-decode-1.0.0.tgz#b434a0dd7d92b12b43f26819300d2dafb83ee418"
 
-fast-deep-equal@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
+fast-deep-equal@^3.1.1:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
 
 fast-json-stable-stringify@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
 
 fast-safe-stringify@^2.0.4, fast-safe-stringify@^2.0.6:
   version "2.0.6"
@@ -8589,8 +8589,8 @@ update-notifier@^2.0.0:
     xdg-basedir "^3.0.0"
 
 uri-js@^4.2.2:
-  version "4.2.2"
-  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
   dependencies:
     punycode "^2.1.0"