diff --git a/gso/utils/types/precheck.py b/gso/utils/types/precheck.py
index db430fcb1a5f6d689947c2e9e4bb6bf1f4ebe55e..82c105af09726a555209c53acee4e96318b03774 100644
--- a/gso/utils/types/precheck.py
+++ b/gso/utils/types/precheck.py
@@ -25,4 +25,4 @@ class ExecutableRunResponse(BaseModel):
     """Response for running an arbitrary executable."""
 
     job_id: UUID
-    result: ExecutionResult | None = None
+    result: ExecutionResult