diff --git a/modules/swagger-codegen/src/main/resources/qt5cpp/helpers-body.mustache b/modules/swagger-codegen/src/main/resources/qt5cpp/helpers-body.mustache
index fb7b29b0107..8e1e975811e 100644
--- a/modules/swagger-codegen/src/main/resources/qt5cpp/helpers-body.mustache
+++ b/modules/swagger-codegen/src/main/resources/qt5cpp/helpers-body.mustache
@@ -5,6 +5,7 @@
 #include <QDebug>
 #include <QJsonArray>
 #include <QJsonValue>
+#include <QDateTime>
 
 namespace Swagger {