diff --git a/cura/CrashHandler.py b/cura/CrashHandler.py
index f6d389f518..1771a5c548 100644
--- a/cura/CrashHandler.py
+++ b/cura/CrashHandler.py
@@ -10,7 +10,7 @@ def show(type, value, tb):
     application = QCoreApplication.instance()
     if not application:
         traceback.print_exception(type, value, tb)
-        exit(1)
+        sys.exit(1)
 
     dialog = QDialog()
     dialog.setWindowTitle("Oops!")
@@ -44,4 +44,4 @@ def show(type, value, tb):
     buttons.helpRequested.connect(lambda: webbrowser.open("http://github.com/Ultimaker/Cura/issues"))
 
     dialog.exec_()
-    exit(1)
+    sys.exit(1)