diff --git a/.prettierignore b/.prettierignore
index 2ab91f93e..b50a94e84 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -6,3 +6,4 @@ coverage
 pnpm-lock.yaml
 stats
 packages/mermaid/src/docs/.vitepress/components.d.ts
+.nyc_output
diff --git a/package.json b/package.json
index 0d8b25d40..8bd1b8127 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "build:watch": "pnpm build:vite --watch",
     "build": "pnpm run -r clean && pnpm build:types && pnpm build:vite",
     "dev": "concurrently \"pnpm build:vite --watch\" \"ts-node-esm .vite/server.ts\"",
-    "dev:coverage": "VITE_COVERAGE=true pnpm dev",
+    "dev:coverage": "pnpm coverage:cypress:clean && VITE_COVERAGE=true pnpm dev",
     "release": "pnpm build",
     "lint": "eslint --cache --cache-strategy content --ignore-path .gitignore . && pnpm lint:jison && prettier --cache --check .",
     "lint:fix": "eslint --cache --cache-strategy content --fix --ignore-path .gitignore . && prettier --write . && ts-node-esm scripts/fixCSpell.ts",
@@ -31,7 +31,8 @@
     "cypress": "cypress run",
     "cypress:open": "cypress open",
     "e2e": "start-server-and-test dev http://localhost:9000/ cypress",
-    "e2e:coverage": "VITE_COVERAGE=true pnpm e2e",
+    "coverage:cypress:clean": "rimraf .nyc_output coverage/cypress",
+    "e2e:coverage": "pnpm coverage:cypress:clean && VITE_COVERAGE=true pnpm e2e",
     "coverage:merge": "ts-node-esm scripts/coverage.ts",
     "coverage": "pnpm test:coverage --run && pnpm e2e:coverage && pnpm coverage:merge",
     "ci": "vitest run",
diff --git a/packages/mermaid/src/assignWithDepth.js b/packages/mermaid/src/assignWithDepth.js
index 898481c30..6f2e706ab 100644
--- a/packages/mermaid/src/assignWithDepth.js
+++ b/packages/mermaid/src/assignWithDepth.js
@@ -20,7 +20,7 @@
  *   of src to dst in order.
  * @param {any} dst - The destination of the merge
  * @param {any} src - The source object(s) to merge into destination
- * @param {{ depth: number; clobber: boolean }} [config={ depth: 2, clobber: false }] - Depth: depth
+ * @param {{ depth: number; clobber: boolean }} [config] - Depth: depth
  *   to traverse within src and dst for merging - clobber: should dissimilar types clobber (default:
  *   { depth: 2, clobber: false }). Default is `{ depth: 2, clobber: false }`
  * @returns {any}
diff --git a/packages/mermaid/src/diagrams/state/stateRenderer-v2.js b/packages/mermaid/src/diagrams/state/stateRenderer-v2.js
index 20ae0d112..592cb43cc 100644
--- a/packages/mermaid/src/diagrams/state/stateRenderer-v2.js
+++ b/packages/mermaid/src/diagrams/state/stateRenderer-v2.js
@@ -358,7 +358,7 @@ const setupDoc = (g, parentParsedItem, doc, diagramStates, diagramDb, altFlag) =
  * Look through all of the documents (docs) in the parsedItems
  * Because is a _document_ direction, the default direction is not necessarily the same as the overall default _diagram_ direction.
  * @param {object[]} parsedItem - the parsed statement item to look through
- * @param [defaultDir=DEFAULT_NESTED_DOC_DIR] - the direction to use if none is found
+ * @param [defaultDir] - the direction to use if none is found
  * @returns {string}
  */
 const getDir = (parsedItem, defaultDir = DEFAULT_NESTED_DOC_DIR) => {