diff --git a/src/Vm.sol b/src/Vm.sol
index cbb3e4ac..12bef981 100644
--- a/src/Vm.sol
+++ b/src/Vm.sol
@@ -1111,4 +1111,7 @@ interface Vm is VmSafe {
 
     /// Marks a test as skipped. Must be called at the top of the test.
     function skip(bool skipTest) external;
+
+    /// Stops all safe memory expectation in the current subcontext.
+    function stopExpectSafeMemory() external;
 }
diff --git a/test/Vm.t.sol b/test/Vm.t.sol
index 95d61450..460ca48e 100644
--- a/test/Vm.t.sol
+++ b/test/Vm.t.sol
@@ -10,6 +10,6 @@ contract VmTest is Test {
     // added to or removed from Vm or VmSafe.
     function test_interfaceId() public {
         assertEq(type(VmSafe).interfaceId, bytes4(0x01ec102d), "VmSafe");
-        assertEq(type(Vm).interfaceId, bytes4(0xa63eed6b), "Vm");
+        assertEq(type(Vm).interfaceId, bytes4(0xaf68a970), "Vm");
     }
 }