diff --git a/src/json/jsonobject.cpp b/src/json/jsonobject.cpp
index 6d694ee..82855a0 100644
--- a/src/json/jsonobject.cpp
+++ b/src/json/jsonobject.cpp
@@ -81,7 +81,7 @@ void JsonObject::setBool(const char *catergory, const char *stringName, bool val
 bool JsonObject::getBool(const char* catergory, const char* stringName)
 {
     if (!loadcfg())
-        return nullptr;
+        return false;
 
     cJSON* first = cJSON_GetObjectItem((cJSON*)json_root, catergory);
     if (!first) return false;