diff --git a/src/ncfilew.cpp b/src/ncfilew.cpp
index a5938e4..6e658f2 100644
--- a/src/ncfilew.cpp
+++ b/src/ncfilew.cpp
@@ -19,7 +19,7 @@ MString NCFileW::CreateFile(NCFileW::Type stype, const MString& name, const MStr
  if(ret != NC_NOERR) return "Can't write history attribute in the netcdf file";
 
  ret = nc_put_att(ncid, NC_GLOBAL, "node_offset", NC_FLOAT, 1, &node_offset);
- if(ret != NC_NOERR) return "Can't write history attribute in the netcdf file";
+ if(ret != NC_NOERR) return "Can't write node_offset attribute in the netcdf file";
 
  switch(stype)
  {