Maintain plain layout for separating paragraphs when switching layouts (#11936)

[lyx.git] / src / boost.cpp

diff --git a/src/boost.cpp b/src/boost.cpp
index ce1fb27abdc8d1ecc99a08626b5aa7e646c67bc5..646d4e4dfb3960c48e6ad6bf1be816fbba611a2d 100644 (file)
--- a/src/boost.cpp
+++ b/src/boost.cpp
@@ -18,6 +18,7 @@
 
 #include <exception>
 #include <iomanip>
+#include <ostream>
 
 using namespace std;
 using lyx::lyxerr;