diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 4e94a9bc..58641275 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -7,7 +7,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v8
+      - uses: actions/stale@v9
         with:
           stale-issue-message: |
             We want to keep our issues up to date and active. This issue hasn't seen any activity in the last 75 days.
diff --git a/.prettierrc.json b/.prettierrc.json
index 4ce55235..9dd04107 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -5,8 +5,5 @@
   "singleQuote": true,
   "printWidth": 100,
   "trailingComma": "es5",
-  "plugins": ["prettier-plugin-tailwindcss"],
-  "corePlugins": {
-    "preflight": false
-  }
+  "plugins": ["prettier-plugin-tailwindcss"]
 }
diff --git a/src/components/QueryForm.tsx b/src/components/QueryForm.tsx
index 4fe08fd7..bfa880b1 100644
--- a/src/components/QueryForm.tsx
+++ b/src/components/QueryForm.tsx
@@ -95,14 +95,14 @@ function QueryForm({
           />
         </div>
       )}
-      <div className={isFederationAPI && 'row-start-2'}>
+      <div className={isFederationAPI ? 'row-start-2' : ''}>
         <ContinuousField
           helperText={minAgeExceedsMaxAge ? '' : minAgeHelperText}
           label="Minimum age"
           onFieldChange={updateContinuousQueryParams}
         />
       </div>
-      <div className={isFederationAPI && 'row-start-2'}>
+      <div className={isFederationAPI ? 'row-start-2' : ''}>
         <ContinuousField
           helperText={minAgeExceedsMaxAge ? '' : maxAgeHelperText}
           label="Maximum age"
diff --git a/src/utils/constants.ts b/src/utils/constants.ts
index 60c2473e..e36c8e8a 100644
--- a/src/utils/constants.ts
+++ b/src/utils/constants.ts
@@ -9,8 +9,10 @@ export const nodesURL: string = baseAPIURL.endsWith('/')
   ? `${baseAPIURL}nodes/`
   : `${baseAPIURL}/nodes/`;
 
-export const isFederationAPI: string =
-  import.meta.env.NB_IS_FEDERATION_API === undefined ? true : import.meta.env.NB_IS_FEDERATION_API;
+export const isFederationAPI: boolean =
+  import.meta.env.NB_IS_FEDERATION_API === undefined
+    ? true
+    : import.meta.env.NB_IS_FEDERATION_API === 'true';
 
 export const sexes: { [key: string]: string } = {
   male: 'snomed:248153007',