diff --git a/js/common/modules/org/arangodb/arango-collection-common.js b/js/common/modules/org/arangodb/arango-collection-common.js
index f7d5238650..7b365829b0 100644
--- a/js/common/modules/org/arangodb/arango-collection-common.js
+++ b/js/common/modules/org/arangodb/arango-collection-common.js
@@ -682,7 +682,7 @@ ArangoCollection.prototype.iterate = function (iterator, options) {
 ArangoCollection.prototype.removeByExample = function (example, waitForSync) {
   var documents;
 
-// TODO this is not optiomal for the client, there should a HTTP call handling
+// TODO this is not optiomal for the client, there should be an HTTP call handling
 //      everything on the server
 
   documents = this.byExample(example);
diff --git a/js/server/ahuacatl.js b/js/server/ahuacatl.js
index 72b7da7d5e..3083613ecc 100644
--- a/js/server/ahuacatl.js
+++ b/js/server/ahuacatl.js
@@ -95,7 +95,7 @@ function AHUACATL_INDEX (collection, indexTypes) {
     var index = indexes[i];
 
     for (var j = 0; j < indexTypes.length; ++j) {
-      if (index.type == indexTypes[j]) {
+      if (index.type === indexTypes[j]) {
         return index.id;
       }
     }