diff --git a/src/fuse_open.cpp b/src/fuse_open.cpp
index 43fe6cab..e9ebbe5a 100644
--- a/src/fuse_open.cpp
+++ b/src/fuse_open.cpp
@@ -345,7 +345,7 @@ namespace FUSE
        fuse_file_info_t *ffi_)
   {
     std::mutex *m = nullptr;
-    pt.insert({fusepath_,{}});
+    pt.insert(PTMap::value_type{fusepath_,{}});
     pt.visit(fusepath_,
              [&](const PTMap::value_type &x_)
              {