diff --git a/package-lock.json b/package-lock.json
index 1a72beb4..8a5abae1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,37 +1,37 @@
 {
   "name": "routing-controllers",
-  "version": "0.9.0-alpha.3",
+  "version": "0.9.0-alpha.5",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
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+      "version": "7.10.4",
+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.10.4.tgz",
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       "dev": true,
       "requires": {
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+        "@babel/highlight": "^7.10.4"
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-      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.10.2.tgz",
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-        "@babel/template": "^7.10.1",
-        "@babel/traverse": "^7.10.1",
-        "@babel/types": "^7.10.2",
+      "version": "7.10.5",
+      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.10.5.tgz",
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+        "@babel/helper-module-transforms": "^7.10.5",
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         "debug": "^4.1.0",
         "gensync": "^1.0.0-beta.1",
         "json5": "^2.1.2",
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+        "lodash": "^4.17.19",
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         "semver": "^5.4.1",
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@@ -61,14 +61,13 @@
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+      "version": "7.10.5",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.10.5.tgz",
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       "dev": true,
       "requires": {
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+        "@babel/types": "^7.10.5",
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@@ -81,158 +80,158 @@
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+      "resolved": "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.10.4.tgz",
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-        "@babel/template": "^7.10.1",
-        "@babel/types": "^7.10.1"
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@@ -253,13 +252,13 @@
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@@ -283,9 +282,9 @@
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@@ -353,9 +352,9 @@
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@@ -4133,20 +4168,17 @@
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@@ -4159,7 +4191,8 @@
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+      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
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-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
-      "dev": true
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
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+      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
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@@ -4309,8 +4342,7 @@
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@@ -4325,9 +4357,9 @@
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@@ -4340,7 +4372,7 @@
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diff --git a/package.json b/package.json
index d7f13867..5e5c505f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "routing-controllers",
   "private": false,
-  "version": "0.9.0-alpha.4",
+  "version": "0.9.0-alpha.5",
   "description": "Create structured, declarative and beautifully organized class-based controllers with heavy decorators usage for Express / Koa using TypeScript.",
   "license": "MIT",
   "readmeFilename": "README.md",
@@ -73,11 +73,7 @@
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     "kcors": "^2.2.2",
-    "koa": "^2.8.2",
-    "koa-bodyparser": "^4.2.1",
     "koa-convert": "^1.2.0",
-    "koa-multer": "^1.0.2",
-    "koa-router": "^7.4.0",
     "koa-session": "^5.12.3",
     "koa-views": "^6.2.1",
     "mocha": "^7.2.0",
@@ -94,6 +90,15 @@
     "typedi": "~0.8.0",
     "typescript": "~3.9.5"
   },
+  "optionalDependencies": {
+    "express": "^4.17.1",
+    "body-parser": "^1.19.0",
+    "multer": "^1.4.2",
+    "koa": "^2.8.2",
+    "koa-bodyparser": "^4.2.1",
+    "koa-router": "^7.4.0",
+    "koa-multer": "^1.0.2"
+  },
   "scripts": {
     "build": "rimraf build && echo Using TypeScript && tsc --version && tsc --pretty",
     "clean": "rimraf build coverage",