diff --git a/src/Vm.sol b/src/Vm.sol
index bc83cb3c..04d8db79 100644
--- a/src/Vm.sol
+++ b/src/Vm.sol
@@ -827,6 +827,9 @@ interface VmSafe {
 
     // ======== Scripting ========
 
+    /// Takes a signed transaction and broadcasts it to the network.
+    function broadcastRawTransaction(bytes calldata data) external;
+
     /// Has the next call (at this call depth only) create transactions that can later be signed and sent onchain.
     /// Broadcasting address is determined by checking the following in order:
     /// 1. If `--sender` argument was provided, that address is used.
diff --git a/test/Vm.t.sol b/test/Vm.t.sol
index cbf433a4..566865c6 100644
--- a/test/Vm.t.sol
+++ b/test/Vm.t.sol
@@ -9,7 +9,7 @@ contract VmTest is Test {
     // inadvertently moved between Vm and VmSafe. This test must be updated each time a function is
     // added to or removed from Vm or VmSafe.
     function test_interfaceId() public pure {
-        assertEq(type(VmSafe).interfaceId, bytes4(0xe745b84f), "VmSafe");
+        assertEq(type(VmSafe).interfaceId, bytes4(0x6b49caaf), "VmSafe");
         assertEq(type(Vm).interfaceId, bytes4(0x1316b43e), "Vm");
     }
 }