diff --git a/argos/schemas/config.py b/argos/schemas/config.py
index 6b87a37..e7a7825 100644
--- a/argos/schemas/config.py
+++ b/argos/schemas/config.py
@@ -96,9 +96,10 @@ class Service(BaseModel):
 class Alert(BaseModel):
     """List of way to handle alerts, by severity"""
 
-    error: List[str]
+    ok: List[str]
     warning: List[str]
-    alert: List[str]
+    critical: List[str]
+    unknown: List[str]
 
 
 class General(BaseModel):