diff --git a/llmstack/sheets/builder.py b/llmstack/sheets/builder.py
index 410d0e9d9bb..8058ae68096 100644
--- a/llmstack/sheets/builder.py
+++ b/llmstack/sheets/builder.py
@@ -142,7 +142,7 @@ class SheetCell(BaseModel):
   "input": "string (URL, data-uri, or Promptly objref)"
 }
 Config: {
-  "use_browser": "boolean (default: false)"
+  "use_browser": "true"
 }
 Output: {
   "name": "string",