diff --git a/src/fuse_open.cpp b/src/fuse_open.cpp
index 558746b5..f70b99f3 100644
--- a/src/fuse_open.cpp
+++ b/src/fuse_open.cpp
@@ -346,7 +346,7 @@ namespace FUSE
   {
     std::mutex *m = nullptr;
 
-    pt.insert(PTMap::value_type{fusepath_});
+    pt.insert(PTMap::value_type{fusepath_,PT{}});
     pt.visit(fusepath_,
              [&](const PTMap::value_type &x_)
              {