diff --git a/CHANGELOG.md b/CHANGELOG.md
index f75a63fc6..bd9c29aea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Upgraded `date-fns` from version `3.6.0` to `4.1.0`
 - Upgraded `rxjs` from version `7.5.6` to `7.8.1`
 
+### Fixed
+
+- Fixed an issue with the MIME type detection in the scraper configuration
+
 ## 2.135.0 - 2025-01-19
 
 ### Changed
diff --git a/apps/api/src/services/data-provider/manual/manual.service.ts b/apps/api/src/services/data-provider/manual/manual.service.ts
index 108ccbf89..dfda922c6 100644
--- a/apps/api/src/services/data-provider/manual/manual.service.ts
+++ b/apps/api/src/services/data-provider/manual/manual.service.ts
@@ -282,7 +282,7 @@ export class ManualService implements DataProviderInterface {
       )
     });
 
-    if (response.headers['content-type']?.includes('application/json')) {
+    if (response.headers.get('content-type')?.includes('application/json')) {
       const data = await response.json();
 
       const value = String(