diff --git a/docs/examples/safe-remote.rst b/docs/examples/safe-remote.rst
index a2651af23882..065aabdd9b6a 100644
--- a/docs/examples/safe-remote.rst
+++ b/docs/examples/safe-remote.rst
@@ -106,6 +106,7 @@ you can use state machine-like constructs inside a contract.
         /// is called.
         function confirmPurchase()
             external
+            onlyBuyer
             inState(State.Created)
             condition(msg.value == (2 * value))
             payable