diff --git a/apps/api/src/app/endpoints/ai/ai.service.ts b/apps/api/src/app/endpoints/ai/ai.service.ts
index b7036137c..123c71c3e 100644
--- a/apps/api/src/app/endpoints/ai/ai.service.ts
+++ b/apps/api/src/app/endpoints/ai/ai.service.ts
@@ -138,7 +138,7 @@ export class AiService {
                     ? this.i18nService.getTranslation({
                         languageCode,
                         id: `assetClass.${assetClass}`
-                      })
+                      }) || assetClass
                     : '';
                   break;
 
@@ -147,7 +147,7 @@ export class AiService {
                     ? this.i18nService.getTranslation({
                         languageCode,
                         id: `assetSubClass.${assetSubClass}`
-                      })
+                      }) || assetSubClass
                     : '';
                   break;
 
diff --git a/apps/api/src/app/endpoints/mcp/mcp.controller.ts b/apps/api/src/app/endpoints/mcp/mcp.controller.ts
index ce4205748..3fc93219a 100644
--- a/apps/api/src/app/endpoints/mcp/mcp.controller.ts
+++ b/apps/api/src/app/endpoints/mcp/mcp.controller.ts
@@ -32,7 +32,7 @@ export class GhostfolioMcpController {
     const prompt = await this.aiService.getPrompt({
       filters,
       userId,
-      languageCode: userSettings.language ?? DEFAULT_LANGUAGE_CODE,
+      languageCode: DEFAULT_LANGUAGE_CODE,
       mode: 'portfolio',
       userCurrency: userSettings.baseCurrency
     });