diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp
index e274f89d..9ef2d1d8 100644
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@@ -9,6 +9,7 @@
 #include <algorithm>
 #include <fstream>
 #include <iostream>
+#include <sstream>
 
 extern "C" char** environ;