diff -r 7ba3ae8cf1fc -r 0d857519a4c9 src/relpipe-out-chart.cpp
--- a/src/relpipe-out-chart.cpp	Mon Sep 24 13:59:06 2018 +0200
+++ b/src/relpipe-out-chart.cpp	Mon Sep 24 14:03:46 2018 +0200
@@ -1,5 +1,7 @@
 #include <iostream>
 
+#include <QApplication>
+
 #include <relpipe/cli/CLI.h>
 #include <relpipe/cli/RelpipeCLIException.h>
 #include <relpipe/reader/Factory.h>
@@ -12,6 +14,8 @@
 
 int main(int argc, char**argv) {
 	CLI cli(argc, argv);
+	QApplication app(argc, argv);
+	
 	std::cout << "TODO: relpipe-out-chart..." << std::endl;
 	
 	std::shared_ptr<RelationalReader> reader(Factory::create(std::cin));