diff --git a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/07_async_sequential_execution/package.json b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/07_async_sequential_execution/package.json
index dc93e2c0e..c33ac5003 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/07_async_sequential_execution/package.json
+++ b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/07_async_sequential_execution/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async": "^1.5.2",
+    "async": "^3.0.0",
     "cheerio": "^0.17.0",
     "mkdirp": "^0.5.1",
     "request": "^2.67.0",
diff --git a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/08_async_sequential_iteration/package.json b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/08_async_sequential_iteration/package.json
index dc93e2c0e..c33ac5003 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/08_async_sequential_iteration/package.json
+++ b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/08_async_sequential_iteration/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async": "^1.5.2",
+    "async": "^3.0.0",
     "cheerio": "^0.17.0",
     "mkdirp": "^0.5.1",
     "request": "^2.67.0",
diff --git a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/09_async_parallel_execution/package.json b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/09_async_parallel_execution/package.json
index dc93e2c0e..c33ac5003 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/09_async_parallel_execution/package.json
+++ b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/09_async_parallel_execution/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async": "^1.5.2",
+    "async": "^3.0.0",
     "cheerio": "^0.17.0",
     "mkdirp": "^0.5.1",
     "request": "^2.67.0",
diff --git a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/10_async_limited_parallel_execution/package.json b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/10_async_limited_parallel_execution/package.json
index dc93e2c0e..c33ac5003 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/10_async_limited_parallel_execution/package.json
+++ b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter03/10_async_limited_parallel_execution/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async": "^1.5.2",
+    "async": "^3.0.0",
     "cheerio": "^0.17.0",
     "mkdirp": "^0.5.1",
     "request": "^2.67.0",
diff --git a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter09/03_batching_and_caching/package.json b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter09/03_batching_and_caching/package.json
index fffac29b6..dcf322170 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter09/03_batching_and_caching/package.json
+++ b/2-resources/_External-learning-resources/00-Javascript/Node.js_Design_Patterns/Chapter09/03_batching_and_caching/package.json
@@ -1,6 +1,6 @@
 {
   "dependencies": {
-    "async": "^0.9.0",
+    "async": "^3.0.0",
     "level": "^0.18.0",
     "level-sublevel": "^6.3.15",
     "node-uuid": "^1.4.1",
diff --git a/2-resources/_External-learning-resources/00-Javascript/Object-oriented-programming-for-JavaScript/Module 1/Mastering JavaScript_Code/Chapter 9/package.json b/2-resources/_External-learning-resources/00-Javascript/Object-oriented-programming-for-JavaScript/Module 1/Mastering JavaScript_Code/Chapter 9/package.json
index 89465683c..3f7c8c973 100644
--- a/2-resources/_External-learning-resources/00-Javascript/Object-oriented-programming-for-JavaScript/Module 1/Mastering JavaScript_Code/Chapter 9/package.json	
+++ b/2-resources/_External-learning-resources/00-Javascript/Object-oriented-programming-for-JavaScript/Module 1/Mastering JavaScript_Code/Chapter 9/package.json	
@@ -4,7 +4,7 @@
   "description": "chapter9 sample project",
   "main": "app.js",
   "dependencies": {
-    "async": "^1.5.0",
+    "async": "^3.0.0",
     "request": "^2.65.0"
   },
   "devDependencies": {},