diff --git a/src/projections/projectionsClient.js b/src/projections/projectionsClient.js
index dfe51d0..7af5169 100644
--- a/src/projections/projectionsClient.js
+++ b/src/projections/projectionsClient.js
@@ -103,8 +103,6 @@ ProjectionsClient.prototype.updateQuery = function(httpEndPoint, name, query, us
 };
 
 ProjectionsClient.prototype.delete = function(httpEndPoint, name, deleteEmittedStreams, deleteStateStream, deleteCheckpointStream, userCredentials) {
-  const stateStream = (deleteStateStream === undefined) ? false : deleteStateStream;
-  const checkpointStream = (deleteCheckpointStream === undefined) ? false : deleteCheckpointStream;
   return this.sendDelete(httpEndPoint + '/projection/' + name + '?deleteStateStream=' + stateStream + '&deleteCheckpointStream' + checkpointStream + '&deleteEmittedStreams=' + deleteEmittedStreams, '', userCredentials, HTTP_OK);
 };