diff --git a/src/requesthandler/RequestHandler.cpp b/src/requesthandler/RequestHandler.cpp
index 785b00384..f1aeb71b4 100644
--- a/src/requesthandler/RequestHandler.cpp
+++ b/src/requesthandler/RequestHandler.cpp
@@ -182,6 +182,7 @@ const std::unordered_map<std::string, RequestMethodHandler> RequestHandler::_han
 	{"TriggerMediaInputAction", &RequestHandler::TriggerMediaInputAction},
 
 	// Ui
+	{"CloseMainWindow", &RequestHandler::CloseMainWindow},
 	{"GetStudioModeEnabled", &RequestHandler::GetStudioModeEnabled},
 	{"SetStudioModeEnabled", &RequestHandler::SetStudioModeEnabled},
 	{"OpenInputPropertiesDialog", &RequestHandler::OpenInputPropertiesDialog},
diff --git a/src/requesthandler/RequestHandler.h b/src/requesthandler/RequestHandler.h
index cfd100ad0..914ba9088 100644
--- a/src/requesthandler/RequestHandler.h
+++ b/src/requesthandler/RequestHandler.h
@@ -201,6 +201,7 @@ class RequestHandler {
 	RequestResult TriggerMediaInputAction(const Request &);
 
 	// Ui
+	RequestResult CloseMainWindow(const Request &);
 	RequestResult GetStudioModeEnabled(const Request &);
 	RequestResult SetStudioModeEnabled(const Request &);
 	RequestResult OpenInputPropertiesDialog(const Request &);
diff --git a/src/requesthandler/RequestHandler_Ui.cpp b/src/requesthandler/RequestHandler_Ui.cpp
index aa3d0f1ee..e3e26a012 100644
--- a/src/requesthandler/RequestHandler_Ui.cpp
+++ b/src/requesthandler/RequestHandler_Ui.cpp
@@ -24,6 +24,22 @@ with this program. If not, see <https://www.gnu.org/licenses/>
 
 #include "RequestHandler.h"
 
+/**
+ * Closes the main window.
+ *
+ * @requestType CloseMainWindow
+ * @complexity 1
+ * @rpcVersion -1
+ * @initialVersion 5.0.0
+ * @category ui
+ * @api requests
+ */
+RequestResult RequestHandler::CloseMainWindow(const Request &)
+{
+	obs_frontend_close_main_window();
+	return RequestResult::Success();
+}
+
 /**
  * Gets whether studio is enabled.
  *