diff --git a/package-lock.json b/package-lock.json
index b99902d7..1759d21d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -402,6 +402,12 @@
       "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
       "dev": true
     },
+    "assertion-error": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
+      "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
+      "dev": true
+    },
     "at-least-node": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/at-least-node/-/at-least-node-1.0.0.tgz",
@@ -490,6 +496,20 @@
         "quick-lru": "^4.0.1"
       }
     },
+    "chai": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.4.tgz",
+      "integrity": "sha512-yS5H68VYOCtN1cjfwumDSuzn/9c+yza4f3reKXlE5rUg7SFcCEy90gJvydNgOYtblyf4Zi6jIWRnXOgErta0KA==",
+      "dev": true,
+      "requires": {
+        "assertion-error": "^1.1.0",
+        "check-error": "^1.0.2",
+        "deep-eql": "^3.0.1",
+        "get-func-name": "^2.0.0",
+        "pathval": "^1.1.1",
+        "type-detect": "^4.0.5"
+      }
+    },
     "chalk": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.1.tgz",
@@ -499,6 +519,12 @@
         "supports-color": "^7.1.0"
       }
     },
+    "check-error": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
+      "integrity": "sha1-V00xLt2Iu13YkS6Sht1sCu1KrII=",
+      "dev": true
+    },
     "chokidar": {
       "version": "3.5.2",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.2.tgz",
@@ -876,6 +902,15 @@
         }
       }
     },
+    "deep-eql": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-3.0.1.tgz",
+      "integrity": "sha512-+QeIQyN5ZuO+3Uk5DYh6/1eKO0m0YmJFGNmFHGACpf1ClL1nmlV/p4gNgbl2pJGxgXb4faqo6UE+M5ACEMyVcw==",
+      "dev": true,
+      "requires": {
+        "type-detect": "^4.0.0"
+      }
+    },
     "deepmerge": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/deepmerge/-/deepmerge-4.2.2.tgz",
@@ -1022,6 +1057,12 @@
       "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
       "dev": true
     },
+    "get-func-name": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.0.tgz",
+      "integrity": "sha1-6td0q+5y4gQJQzoGY2YCPdaIekE=",
+      "dev": true
+    },
     "get-pkg-repo": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/get-pkg-repo/-/get-pkg-repo-4.1.2.tgz",
@@ -2057,6 +2098,12 @@
         }
       }
     },
+    "pathval": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
+      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
+      "dev": true
+    },
     "picomatch": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
@@ -2683,6 +2730,12 @@
         "tslib": "^1.8.1"
       }
     },
+    "type-detect": {
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
+      "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
+      "dev": true
+    },
     "type-fest": {
       "version": "0.18.1",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.18.1.tgz",
diff --git a/package.json b/package.json
index 1d3b6ed9..bd79a55c 100644
--- a/package.json
+++ b/package.json
@@ -40,6 +40,7 @@
     "@types/rimraf": "3.0.1",
     "conventional-changelog-cli": "2.1.1",
     "mocha": "9.0.2",
+    "chai": "4.3.4",
     "nock": "13.1.1",
     "prepend-file-cli": "1.0.6",
     "rimraf": "3.0.2",
diff --git a/src/project-reflection.ts b/src/project-reflection.ts
index 9e6f35f3..8b8c39d3 100644
--- a/src/project-reflection.ts
+++ b/src/project-reflection.ts
@@ -33,7 +33,7 @@ export function getProjectReflection(srcPath: PathLike, excludeExternals = true)
   // initialize new Typedoc application
   const app = new Application();
 
-  app.options.setValues({
+  app.bootstrap({
     excludeExternals: excludeExternals,
     ignoreCompilerErrors: false, // TODO: true
     includeDeclarations: true,