diff --git a/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp b/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp
index 2ae6a0e43..311901470 100644
--- a/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp
+++ b/src/osgPlugins/OpenFlight/ReaderWriterFLT.cpp
@@ -242,7 +242,12 @@ class FLTReaderWriter : public ReaderWriter
             if (!document.getPreserveFace())
             {
                 osgUtil::Optimizer optimizer;
-                optimizer.optimize(document.getHeaderNode(),  osgUtil::Optimizer::SHARE_DUPLICATE_STATE | osgUtil::Optimizer::MERGE_GEOMETRY | osgUtil::Optimizer::MERGE_GEODES | osgUtil::Optimizer::TESSELLATE_GEOMETRY );
+                optimizer.optimize(document.getHeaderNode(),
+                    osgUtil::Optimizer::SHARE_DUPLICATE_STATE |
+                    osgUtil::Optimizer::MERGE_GEOMETRY | 
+                    osgUtil::Optimizer::MERGE_GEODES | 
+                    osgUtil::Optimizer::TESSELLATE_GEOMETRY |
+                    osgUtil::Optimizer::STATIC_OBJECT_DETECTION);
             }
 
             return document.getHeaderNode();