diff --git a/app/schemas/servarr.py b/app/schemas/servarr.py
index 28e4f77c..33d4b5e7 100644
--- a/app/schemas/servarr.py
+++ b/app/schemas/servarr.py
@@ -18,7 +18,7 @@ class RadarrMovie(BaseModel):
     hasFile: bool
 
 
-class SonarrSeries:
+class SonarrSeries(BaseModel):
     title: str
     sortTitle: Optional[str]
     seasonCount: Optional[int]