diff --git a/modules/swagger-codegen/src/main/resources/Javascript-es6/package.mustache b/modules/swagger-codegen/src/main/resources/Javascript-es6/package.mustache
index 75ee4ebe252..0998928468f 100644
--- a/modules/swagger-codegen/src/main/resources/Javascript-es6/package.mustache
+++ b/modules/swagger-codegen/src/main/resources/Javascript-es6/package.mustache
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "mocha --compilers js:babel-core/register --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "babel": "^6.23.0",
     "babel-cli": "^6.24.1",
diff --git a/modules/swagger-codegen/src/main/resources/Javascript/package.mustache b/modules/swagger-codegen/src/main/resources/Javascript/package.mustache
index 8922c22b72d..bdb18166c75 100644
--- a/modules/swagger-codegen/src/main/resources/Javascript/package.mustache
+++ b/modules/swagger-codegen/src/main/resources/Javascript/package.mustache
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },
diff --git a/samples/client/petstore-security-test/javascript/.swagger-codegen/VERSION b/samples/client/petstore-security-test/javascript/.swagger-codegen/VERSION
new file mode 100644
index 00000000000..7fea99011a6
--- /dev/null
+++ b/samples/client/petstore-security-test/javascript/.swagger-codegen/VERSION
@@ -0,0 +1 @@
+2.2.3-SNAPSHOT
\ No newline at end of file
diff --git a/samples/client/petstore-security-test/javascript/package.json b/samples/client/petstore-security-test/javascript/package.json
index f0e7cd77493..9bb9f494674 100644
--- a/samples/client/petstore-security-test/javascript/package.json
+++ b/samples/client/petstore-security-test/javascript/package.json
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },
diff --git a/samples/client/petstore-security-test/javascript/src/ApiClient.js b/samples/client/petstore-security-test/javascript/src/ApiClient.js
index 46cb2e31e74..2f807b353f2 100644
--- a/samples/client/petstore-security-test/javascript/src/ApiClient.js
+++ b/samples/client/petstore-security-test/javascript/src/ApiClient.js
@@ -7,6 +7,9 @@
  *
  * NOTE: This class is auto generated by the swagger code generator program.
  * https://github.com/swagger-api/swagger-codegen.git
+ *
+ * Swagger Codegen version: 2.2.3-SNAPSHOT
+ *
  * Do not edit the class manually.
  *
  */
diff --git a/samples/client/petstore-security-test/javascript/src/api/FakeApi.js b/samples/client/petstore-security-test/javascript/src/api/FakeApi.js
index ce404353b35..7571d260f22 100644
--- a/samples/client/petstore-security-test/javascript/src/api/FakeApi.js
+++ b/samples/client/petstore-security-test/javascript/src/api/FakeApi.js
@@ -7,6 +7,9 @@
  *
  * NOTE: This class is auto generated by the swagger code generator program.
  * https://github.com/swagger-api/swagger-codegen.git
+ *
+ * Swagger Codegen version: 2.2.3-SNAPSHOT
+ *
  * Do not edit the class manually.
  *
  */
diff --git a/samples/client/petstore-security-test/javascript/src/index.js b/samples/client/petstore-security-test/javascript/src/index.js
index 03dc50ff27b..24c45e90a68 100644
--- a/samples/client/petstore-security-test/javascript/src/index.js
+++ b/samples/client/petstore-security-test/javascript/src/index.js
@@ -7,6 +7,9 @@
  *
  * NOTE: This class is auto generated by the swagger code generator program.
  * https://github.com/swagger-api/swagger-codegen.git
+ *
+ * Swagger Codegen version: 2.2.3-SNAPSHOT
+ *
  * Do not edit the class manually.
  *
  */
diff --git a/samples/client/petstore-security-test/javascript/src/model/ModelReturn.js b/samples/client/petstore-security-test/javascript/src/model/ModelReturn.js
index c6961f5673f..40043ceb412 100644
--- a/samples/client/petstore-security-test/javascript/src/model/ModelReturn.js
+++ b/samples/client/petstore-security-test/javascript/src/model/ModelReturn.js
@@ -7,6 +7,9 @@
  *
  * NOTE: This class is auto generated by the swagger code generator program.
  * https://github.com/swagger-api/swagger-codegen.git
+ *
+ * Swagger Codegen version: 2.2.3-SNAPSHOT
+ *
  * Do not edit the class manually.
  *
  */
diff --git a/samples/client/petstore/javascript-es6/package.json b/samples/client/petstore/javascript-es6/package.json
index b7f9daa0ab5..881163c02f4 100644
--- a/samples/client/petstore/javascript-es6/package.json
+++ b/samples/client/petstore/javascript-es6/package.json
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },
diff --git a/samples/client/petstore/javascript-promise-es6/package.json b/samples/client/petstore/javascript-promise-es6/package.json
index b7f9daa0ab5..881163c02f4 100644
--- a/samples/client/petstore/javascript-promise-es6/package.json
+++ b/samples/client/petstore/javascript-promise-es6/package.json
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },
diff --git a/samples/client/petstore/javascript-promise/package.json b/samples/client/petstore/javascript-promise/package.json
index b7f9daa0ab5..881163c02f4 100644
--- a/samples/client/petstore/javascript-promise/package.json
+++ b/samples/client/petstore/javascript-promise/package.json
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },
diff --git a/samples/client/petstore/javascript/package.json b/samples/client/petstore/javascript/package.json
index b7f9daa0ab5..881163c02f4 100644
--- a/samples/client/petstore/javascript/package.json
+++ b/samples/client/petstore/javascript/package.json
@@ -7,6 +7,9 @@
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
+  "browser": {
+    "fs": false
+  },
   "dependencies": {
     "superagent": "3.5.2"
   },