diff --git a/README.md b/README.md
index 8ef055c..0f20596 100644
--- a/README.md
+++ b/README.md
@@ -194,7 +194,7 @@ open Expecto
 [<EntryPoint>]
 let main argv =
     #if FABLE_COMPILER_PYTHON
-    Pyxpecto.runTests all
+    Pyxpecto.runTests [||] all
     #endif
     #if FABLE_COMPILER_JAVASCRIPT
     Mocha.runTests all