1 files changed, 9 insertions, 0 deletions
diff --git a/node_modules/mongodb/lib/topology_base.js b/node_modules/mongodb/lib/topology_base.js
index cad8d85..2f5ac1f 100644
--- a/node_modules/mongodb/lib/topology_base.js
+++ b/node_modules/mongodb/lib/topology_base.js
@@ -113,6 +113,8 @@ var ServerCapabilities = function(ismaster) {
   var listCollections = false;
   var listIndexes = false;
   var maxNumberOfDocsInBatch = ismaster.maxWriteBatchSize || 1000;
+  var commandsTakeWriteConcern = false;
+  var commandsTakeCollation = false;
 
   if(ismaster.minWireVersion >= 0) {
     textSearch = true;
@@ -132,6 +134,11 @@ var ServerCapabilities = function(ismaster) {
     listIndexes = true;
   }
 
+  if(ismaster.maxWireVersion >= 5) {
+    commandsTakeWriteConcern = true;
+    commandsTakeCollation = true;
+  }
+
   // If no min or max wire version set to 0
   if(ismaster.minWireVersion == null) {
     ismaster.minWireVersion = 0;
@@ -151,6 +158,8 @@ var ServerCapabilities = function(ismaster) {
   setup_get_property(this, "minWireVersion", ismaster.minWireVersion);
   setup_get_property(this, "maxWireVersion", ismaster.maxWireVersion);
   setup_get_property(this, "maxNumberOfDocsInBatch", maxNumberOfDocsInBatch);
+  setup_get_property(this, "commandsTakeWriteConcern", commandsTakeWriteConcern);
+  setup_get_property(this, "commandsTakeCollation", commandsTakeCollation);
 }
 
 exports.Store = Store;