diff --git a/frontend/src/components/markdown-renderer/markdown-to-react/utils/node-to-react-transformer.tsx b/frontend/src/components/markdown-renderer/markdown-to-react/utils/node-to-react-transformer.tsx
index 025f5e303..0dd07c6da 100644
--- a/frontend/src/components/markdown-renderer/markdown-to-react/utils/node-to-react-transformer.tsx
+++ b/frontend/src/components/markdown-renderer/markdown-to-react/utils/node-to-react-transformer.tsx
@@ -74,8 +74,7 @@ export class NodeToReactTransformer {
    * @return the created react element
    */
   private translateElementToReactElement(element: Element, index: number | string): ValidReactDomElement {
-    const numericIndex = typeof index === 'number' ? index : Number.parseInt(index)
-    const elementKey = this.calculateUniqueKey(element).orElseGet(() => (-numericIndex).toString())
+    const elementKey = this.calculateUniqueKey(element).orElseGet(() => `-${index}`)
     const replacement = this.findElementReplacement(element, elementKey)
     if (replacement === null) {
       return null
diff --git a/frontend/src/pages/api/private/config.ts b/frontend/src/pages/api/private/config.ts
index 48d991cfc..74973cb08 100644
--- a/frontend/src/pages/api/private/config.ts
+++ b/frontend/src/pages/api/private/config.ts
@@ -57,9 +57,15 @@ const initialConfig: FrontendConfig = {
 let currentConfig: FrontendConfig = initialConfig
 
 const handler = (req: NextApiRequest, res: NextApiResponse) => {
-  // This is shorter than storing the return boolean in a variable and then calling respondToTestRequest with if
-  // eslint-disable-next-line @typescript-eslint/no-unused-expressions
-  respondToMatchingRequest<FrontendConfig>(HttpMethod.GET, req, res, currentConfig, 200, false) ||
+  const responseSuccessful = respondToMatchingRequest<FrontendConfig>(
+    HttpMethod.GET,
+    req,
+    res,
+    currentConfig,
+    200,
+    false
+  )
+  if (!responseSuccessful) {
     respondToTestRequest<FrontendConfig>(req, res, () => {
       currentConfig = {
         ...initialConfig,
@@ -67,6 +73,7 @@ const handler = (req: NextApiRequest, res: NextApiResponse) => {
       }
       return currentConfig
     })
+  }
 }
 
 export default handler