diff --git a/frigate/config/camera_group.py b/frigate/config/camera_group.py
index b69182806..7b1dbb857 100644
--- a/frigate/config/camera_group.py
+++ b/frigate/config/camera_group.py
@@ -36,3 +36,11 @@ class CameraGroupConfig(FrigateBaseModel):
             return [v]
 
         return v
+
+    @field_validator("users", mode="before")
+    @classmethod
+    def validate_users(cls, v):
+        if isinstance(v, str):
+            return [v]
+
+        return v