Port over remaining Point3D usage to the more type and unit safe SG* classes.

[flightgear.git] / src / Systems / electrical.cxx

diff --git a/src/Systems/electrical.cxx b/src/Systems/electrical.cxx
index e015487b1aea6ace09cc6e3d60e1d953c4907338..2bd473c09456e0959e3c5f5148a64f664cbcfb76 100644 (file)
--- a/src/Systems/electrical.cxx
+++ b/src/Systems/electrical.cxx
@@ -27,6 +27,7 @@
 #include <simgear/structure/exception.hxx>
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/debug/logstream.hxx>
+#include <simgear/props/props_io.hxx>
 
 #include <Main/fg_props.hxx>
 #include <Main/globals.hxx>