Index: library/mongodb/nsfmongo.c
===================================================================
diff -u -r25023d3c048b369645973fdfa125a3705c7f1898 -rf34ac86da9500e115e9bbd5e638b055d64896925
--- library/mongodb/nsfmongo.c	(.../nsfmongo.c)	(revision 25023d3c048b369645973fdfa125a3705c7f1898)
+++ library/mongodb/nsfmongo.c	(.../nsfmongo.c)	(revision f34ac86da9500e115e9bbd5e638b055d64896925)
@@ -811,7 +811,7 @@
   if (withName)       {options.name = withName;}
   /* TODO: not handled: is_initialized, v, weights, default_language, laguage_override, padding */
 
-  success = mongoc_collection_ensure_index(collectionPtr, keysPtr, &options, &bsonError);
+  success = mongoc_collection_create_index(collectionPtr, keysPtr, &options, &bsonError);
 
   bson_destroy(keysPtr);