diff --git a/common/command.cc b/common/command.cc
index 242e5037..3813a380 100644
--- a/common/command.cc
+++ b/common/command.cc
@@ -244,11 +244,11 @@ int CommandHandler::executeMain(std::unique_ptr<Context> ctx)
             if (vm.count("json")) {
                 std::string filename = vm["json"].as<std::string>();
                 std::ifstream f(filename);
-                w.notifyChangeContext();
                 if (!parse_json_file(f, filename, w.getContext()))
                     log_error("Loading design failed.\n");
 
                 customAfterLoad(w.getContext());
+                w.notifyChangeContext();
                 w.updateLoaded();
             } else if (vm.count("load")) {
                 w.projectLoad(vm["load"].as<std::string>());