diff --git a/src/FDM/YASim/FGFDM.hpp b/src/FDM/YASim/FGFDM.hpp
index 3efec50d4..8d2925a1f 100644
--- a/src/FDM/YASim/FGFDM.hpp
+++ b/src/FDM/YASim/FGFDM.hpp
@@ -1,7 +1,7 @@
 #ifndef _FGFDM_HPP
 #define _FGFDM_HPP
 
-#include <simgear/easyxml.hxx>
+#include <simgear/xml/easyxml.hxx>
 
 #include "Airplane.hpp"
 #include "Vector.hpp"
diff --git a/src/FDM/YASim/YASim.cxx b/src/FDM/YASim/YASim.cxx
index 6f0ca2bd6..44925db31 100644
--- a/src/FDM/YASim/YASim.cxx
+++ b/src/FDM/YASim/YASim.cxx
@@ -2,7 +2,7 @@
 
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/debug/logstream.hxx>
-#include <simgear/easyxml.hxx>
+#include <simgear/xml/easyxml.hxx>
 #include <Main/globals.hxx>
 #include <Main/fg_props.hxx>
 #include <Scenery/scenery.hxx>