diff --git a/common/settings/json_settings.cpp b/common/settings/json_settings.cpp
index f7d378751f..dab3aa1b53 100644
--- a/common/settings/json_settings.cpp
+++ b/common/settings/json_settings.cpp
@@ -22,6 +22,7 @@
 #include <fstream>
 #include <iomanip>
 #include <utility>
+#include <sstream>
 
 #include <common.h>
 #include <gal/color4d.h>