diff --git a/package.json b/package.json
index aa9e5165..b845cf2c 100644
--- a/package.json
+++ b/package.json
@@ -104,7 +104,7 @@
     "@types/lodash": "^4.14.98",
     "@types/mocha": "^2.2.47",
     "@types/mongodb": "^2.2.20",
-    "@types/node": "^7.0.52",
+    "@types/node": "^10.9.4",
     "@types/request": "^2.47.0",
     "@types/request-promise": "^4.1.41",
     "@types/stream-buffers": "^3.0.2",
diff --git a/src/lib/processor.ts b/src/lib/processor.ts
index 28a257a2..d5a73d77 100644
--- a/src/lib/processor.ts
+++ b/src/lib/processor.ts
@@ -395,7 +395,7 @@ class ODataStreamWrapper extends Transform {
         if (typeof done == "function") done();
     }
 
-    protected _flush(done?: Function) {
+    public _flush(done?: Function) {
         if (typeof done == "function") done();
     }
 
@@ -581,7 +581,7 @@ export class ODataProcessor extends Transform {
         }
     }
 
-    protected _flush(done?: Function) {
+    public _flush(done?: Function) {
         if (this.streamEnabled && this.streamObject) {
             if (this.options.objectMode) {
                 let flushObject: any = {