diff --git a/web-app/src/containers/dialogs/AddEditAssistant.tsx b/web-app/src/containers/dialogs/AddEditAssistant.tsx
index e3d835200..21a651a78 100644
--- a/web-app/src/containers/dialogs/AddEditAssistant.tsx
+++ b/web-app/src/containers/dialogs/AddEditAssistant.tsx
@@ -338,6 +338,7 @@ export default function AddEditAssistant({
                   <Input
                     value={toolSteps}
                     type="number"
+                    min={0}
                     onChange={(e) => {
                       const newSteps = e.target.value
                       const stepNumber = Number(newSteps)