Missing include.

[simgrid.git] / src / dag / loaders.cpp

diff --git a/src/dag/loaders.cpp b/src/dag/loaders.cpp
index 438d8b6..d4d99a2 100644 (file)
--- a/src/dag/loaders.cpp
+++ b/src/dag/loaders.cpp
@@ -22,6 +22,7 @@
 
 #if SIMGRID_HAVE_JSON
 #include <nlohmann/json.hpp>
+#include <sstream>
 #endif
 
 #if HAVE_GRAPHVIZ