XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_plugin_dvfs, surf, "Logging specific to the SURF HostDvfs plugin");
-static const char* property_sampling_rate = "plugin/dvfs/sampling_rate";
-static const char* property_governor = "plugin/dvfs/governor";
+static std::string property_sampling_rate = "plugin/dvfs/sampling_rate";
+static std::string property_governor = "plugin/dvfs/governor";
namespace simgrid {
namespace plugin {