diff --git a/src/models.py b/src/models.py
index 69fe8b3..e1e9518 100644
--- a/src/models.py
+++ b/src/models.py
@@ -77,7 +77,7 @@ class EstimationResult(BaseModel):
     applicant_type: str
     age: int
     bmi: float
-    tier: int
+    tier: float
     rx_spend: float
     message: str