diff --git a/src/ifcgeom/IfcGeomFaces.cpp b/src/ifcgeom/IfcGeomFaces.cpp index 91753fc137..e7fd6e03d0 100644 --- a/src/ifcgeom/IfcGeomFaces.cpp +++ b/src/ifcgeom/IfcGeomFaces.cpp @@ -88,6 +88,8 @@ #include #include +#include + #ifdef USE_IFC4 #include #include