diff --git a/src/models.py b/src/models.py
index b2cd1c3..4e0e610 100644
--- a/src/models.py
+++ b/src/models.py
@@ -146,8 +146,8 @@ class IncidentListItem(BaseModel):
 
 
 # Sources (Quellenverwaltung)
-SOURCE_TYPE_PATTERN = "^(rss_feed|web_source|excluded|telegram_channel|podcast_feed|pdf_document)$"
-SOURCE_CATEGORY_PATTERN = "^(nachrichtenagentur|oeffentlich-rechtlich|qualitaetszeitung|behoerde|fachmedien|think-tank|international|regional|boulevard|sonstige)$"
+SOURCE_TYPE_PATTERN = "^(rss_feed|web_source|excluded|telegram_channel|podcast_feed|pdf_document|x_account)$"
+SOURCE_CATEGORY_PATTERN = "^(nachrichtenagentur|oeffentlich-rechtlich|qualitaetszeitung|behoerde|fachmedien|think-tank|international|regional|boulevard|sonstige|x)$"
 SOURCE_STATUS_PATTERN = "^(active|inactive)$"
 class SourceCreate(BaseModel):
     name: str = Field(min_length=1, max_length=200)