diff --git a/src/object/app-data-container.cpp b/src/object/app-data-container.cpp
index 297a4f37a..d5bfce7da 100644
--- a/src/object/app-data-container.cpp
+++ b/src/object/app-data-container.cpp
@@ -66,7 +66,7 @@ const unordered_map<string, string> &AppDataContainer::getAppDataMap () const {
 const string &AppDataContainer::getAppData (const string &name) const {
 	L_D();
 	auto it = d->appData->find(name);
-	return it == d->appData->cend() ? Utils::getEmptyConstRefObject<string>() : d->appData->at(name);
+	return it == d->appData->cend() ? Utils::getEmptyConstRefObject<string>() : it->second;
 }
 
 void AppDataContainer::setAppData (const string &name, const string &appData) {