diff --git a/libs/remix-ui/editor/src/lib/web-types.ts b/libs/remix-ui/editor/src/lib/web-types.ts
index 0ba400d460..757c183330 100644
--- a/libs/remix-ui/editor/src/lib/web-types.ts
+++ b/libs/remix-ui/editor/src/lib/web-types.ts
@@ -224,4 +224,12 @@ export const loadTypes = async (monaco) => {
     }
     `
     monaco.languages.typescript.typescriptDefaults.addExtraLib(indexRemixApi)
+
+    // @ts-ignore
+    const chaiType = await import('raw-loader!@types/chai/index.d.ts')
+    monaco.languages.typescript.typescriptDefaults.addExtraLib(chaiType.default)
+
+    // @ts-ignore
+    const mochaType = await import('raw-loader!@types/mocha/index.d.ts')
+    monaco.languages.typescript.typescriptDefaults.addExtraLib(mochaType.default)
 }
\ No newline at end of file
diff --git a/package.json b/package.json
index eb5b0bbe94..75570a8e3c 100644
--- a/package.json
+++ b/package.json
@@ -242,12 +242,12 @@
     "@nrwl/workspace": "12.3.6",
     "@testing-library/react": "10.4.1",
     "@types/axios": "^0.14.0",
-    "@types/chai": "^4.2.11",
+    "@types/chai": "^4.3.3",
     "@types/fs-extra": "^9.0.1",
     "@types/isomorphic-git__lightning-fs": "^4.4.2",
     "@types/jest": "^27.0.2",
     "@types/lodash": "^4.14.172",
-    "@types/mocha": "^7.0.2",
+    "@types/mocha": "^9.1.1",
     "@types/node": "~8.9.4",
     "@types/react": "^17.0.24",
     "@types/react-beautiful-dnd": "^13.1.2",
diff --git a/yarn.lock b/yarn.lock
index 126971157e..e36042dda0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4331,10 +4331,10 @@
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.1.tgz#e2c6e73e0bdeb2521d00756d099218e9f5d90a04"
   integrity sha512-/zPMqDkzSZ8t3VtxOa4KPq7uzzW978M9Tvh+j7GHKuo6k6GTLxPJ4J5gE5cjfJ26pnXst0N5Hax8Sr0T2Mi9zQ==
 
-"@types/chai@^4.2.11":
-  version "4.2.22"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.22.tgz#47020d7e4cf19194d43b5202f35f75bd2ad35ce7"
-  integrity sha512-tFfcE+DSTzWAgifkjik9AySNqIyNoYwmR+uecPwwD/XRNfvOjmC/FjCxpiUGDkDVDphPfCUecSQVFw+lN3M3kQ==
+"@types/chai@^4.3.3":
+  version "4.3.3"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.3.tgz#3c90752792660c4b562ad73b3fbd68bf3bc7ae07"
+  integrity sha512-hC7OMnszpxhZPduX+m+nrx+uFoLkWOMiR4oa/AZF3MuSETYTZmFfJAHqZEM8MVlvfG7BEUcgvtwoCTxBp6hm3g==
 
 "@types/estree@*", "@types/estree@0.0.39":
   version "0.0.39"
@@ -4481,10 +4481,10 @@
   resolved "https://registry.yarnpkg.com/@types/minimist/-/minimist-1.2.2.tgz#ee771e2ba4b3dc5b372935d549fd9617bf345b8c"
   integrity sha512-jhuKLIRrhvCPLqwPcx6INqmKeiA5EWrsCOPhrlFSrbrmU4ZMPjj5Ul/oLCMDO98XRUIwVm78xICz4EPCektzeQ==
 
-"@types/mocha@^7.0.2":
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-7.0.2.tgz#b17f16cf933597e10d6d78eae3251e692ce8b0ce"
-  integrity sha512-ZvO2tAcjmMi8V/5Z3JsyofMe3hasRcaw88cto5etSVMwVQfeivGAlEYmaQgceUSVYFofVjT+ioHsATjdWcFt1w==
+"@types/mocha@^9.1.1":
+  version "9.1.1"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-9.1.1.tgz#e7c4f1001eefa4b8afbd1eee27a237fee3bf29c4"
+  integrity sha512-Z61JK7DKDtdKTWwLeElSEBcWGRLY8g95ic5FoQqI9CMx0ns/Ghep3B4DfcEimiKMvtamNVULVNKEsiwV3aQmXw==
 
 "@types/nightwatch@^2.3.1":
   version "2.3.1"