diff --git a/.yarn/cache/argparse-npm-2.0.1-faff7999e6-160b7a25d2.zip b/.yarn/cache/argparse-npm-2.0.1-faff7999e6-160b7a25d2.zip
new file mode 100644
index 0000000..02d76b1
Binary files /dev/null and b/.yarn/cache/argparse-npm-2.0.1-faff7999e6-160b7a25d2.zip differ
diff --git a/.yarn/cache/js-yaml-npm-4.1.0-3606f32312-8973cf4296.zip b/.yarn/cache/js-yaml-npm-4.1.0-3606f32312-8973cf4296.zip
new file mode 100644
index 0000000..f06e004
Binary files /dev/null and b/.yarn/cache/js-yaml-npm-4.1.0-3606f32312-8973cf4296.zip differ
diff --git a/package.json b/package.json
index 30e48ad..de265a1 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "ignore-sync": "3.1.0",
     "jest": "26.6.3",
     "jest-circus": "26.6.3",
-    "js-yaml": "3.14.1",
+    "js-yaml": "4.1.0",
     "mockttp": "1.2.0",
     "prettier": "2.2.1",
     "rimraf": "3.0.2",
diff --git a/yarn.lock b/yarn.lock
index 9d4be2c..b106a0d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1299,6 +1299,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"argparse@npm:^2.0.1":
+  version: 2.0.1
+  resolution: "argparse@npm:2.0.1"
+  checksum: 160b7a25d2a7097fd5fdf25eb8a99e037340078f70e6c7cfdef305837ed14d54570b2b13261bcae26c8cd44ad6e9a7136a0110d815ac65a7891c69c7bf2f4afd
+  languageName: node
+  linkType: hard
+
 "arr-diff@npm:^4.0.0":
   version: 4.0.0
   resolution: "arr-diff@npm:4.0.0"
@@ -4530,7 +4537,18 @@ fsevents@^2.1.2:
   languageName: node
   linkType: hard
 
-"js-yaml@npm:3.14.1, js-yaml@npm:^3.13.1":
+"js-yaml@npm:4.1.0":
+  version: 4.1.0
+  resolution: "js-yaml@npm:4.1.0"
+  dependencies:
+    argparse: ^2.0.1
+  bin:
+    js-yaml: bin/js-yaml.js
+  checksum: 8973cf4296c944cc2551d1e3d3d064e7de0d0a6db3f7bafe40339ee9e5e0329560b52c4b8492b9b22365404c9be0822b62340ab49884e1dedfcc7ff80158abe0
+  languageName: node
+  linkType: hard
+
+"js-yaml@npm:^3.13.1":
   version: 3.14.1
   resolution: "js-yaml@npm:3.14.1"
   dependencies:
@@ -7214,7 +7232,7 @@ fsevents@^2.1.2:
     ignore-sync: 3.1.0
     jest: 26.6.3
     jest-circus: 26.6.3
-    js-yaml: 3.14.1
+    js-yaml: 4.1.0
     luxon: 1.26.0
     mockttp: 1.2.0
     node-fetch: 2.6.1