summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--Utilities/cmjsoncpp/include/json/writer.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/Utilities/cmjsoncpp/include/json/writer.h b/Utilities/cmjsoncpp/include/json/writer.h
index dc9e46f4bd..397bf6a12f 100644
--- a/Utilities/cmjsoncpp/include/json/writer.h
+++ b/Utilities/cmjsoncpp/include/json/writer.h
@@ -9,6 +9,7 @@
#if !defined(JSON_IS_AMALGAMATION)
#include "value.h"
#endif // if !defined(JSON_IS_AMALGAMATION)
+#include <iosfwd>
#include <vector>
#include <string>