diff --git a/nodejs-mongodb-blog/package-lock.json b/nodejs-mongodb-blog/package-lock.json
index 5f38d83..a03a939 100644
--- a/nodejs-mongodb-blog/package-lock.json
+++ b/nodejs-mongodb-blog/package-lock.json
@@ -11,11 +11,14 @@
       "dependencies": {
         "bcrypt": "^5.1.0",
         "connect-flash": "^0.1.1",
+        "dotenv": "^16.6.1",
         "express": "^4.18.2",
         "express-back": "^0.0.2",
         "express-handlebars": "^6.0.6",
         "express-session": "^1.17.3",
+        "handlebars": "^4.7.7",
         "handlebars-paginate": "^0.1.0",
+        "handlebars.moment": "^1.0.4",
         "helmet": "^6.0.1",
         "mongoose": "^6.7.5",
         "mongoose-role": "^3.0.5",
@@ -27,9 +30,6 @@
         "validator": "^13.7.0"
       },
       "devDependencies": {
-        "dotenv": "^16.0.3",
-        "handlebars": "^4.7.7",
-        "handlebars.moment": "^1.0.4",
         "mocha": "^10.2.0",
         "npm-check-updates": "^16.4.3"
       }
@@ -2414,12 +2414,15 @@
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     "node_modules/dotenv": {
-      "version": "16.0.3",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
-      "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ==",
-      "dev": true,
+      "version": "16.6.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.6.1.tgz",
+      "integrity": "sha512-uBq4egWHTcTt33a72vpSG0z3HnPuIl6NqYcTrKEg2azoEyl2hpW0zqlxysq2pK9HlDIHyHyakeYaYnSAwd8bow==",
+      "license": "BSD-2-Clause",
       "engines": {
         "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
       }
     },
     "node_modules/eastasianwidth": {
@@ -3019,7 +3022,6 @@
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/handlebars.moment/-/handlebars.moment-1.0.4.tgz",
       "integrity": "sha512-1bibhTPzzEn5Ph9FKbFeXtV5rH4/SDhwYInL4F3ZfJUMks65/ZoU1Sjfs0EZaIoJPe2Tl7ymslthb6jv1AlSkA==",
-      "dev": true,
       "dependencies": {
         "handlebars": ">2.0.0",
         "lodash": ">1.0.0",
@@ -3664,8 +3666,7 @@
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
-      "dev": true
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "node_modules/log-symbols": {
       "version": "4.1.0",
@@ -4282,7 +4283,6 @@
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       "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
       "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==",
-      "dev": true,
       "engines": {
         "node": "*"
       }
@@ -8517,10 +8517,9 @@
       }
     },
     "dotenv": {
-      "version": "16.0.3",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
-      "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ==",
-      "dev": true
+      "version": "16.6.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.6.1.tgz",
+      "integrity": "sha512-uBq4egWHTcTt33a72vpSG0z3HnPuIl6NqYcTrKEg2azoEyl2hpW0zqlxysq2pK9HlDIHyHyakeYaYnSAwd8bow=="
     },
     "eastasianwidth": {
       "version": "0.2.0",
@@ -8973,7 +8972,6 @@
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       "resolved": "https://registry.npmjs.org/handlebars.moment/-/handlebars.moment-1.0.4.tgz",
       "integrity": "sha512-1bibhTPzzEn5Ph9FKbFeXtV5rH4/SDhwYInL4F3ZfJUMks65/ZoU1Sjfs0EZaIoJPe2Tl7ymslthb6jv1AlSkA==",
-      "dev": true,
       "requires": {
         "handlebars": ">2.0.0",
         "lodash": ">1.0.0",
@@ -9446,8 +9444,7 @@
     "lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
-      "dev": true
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "log-symbols": {
       "version": "4.1.0",
@@ -9906,8 +9903,7 @@
     "moment": {
       "version": "2.29.4",
       "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
-      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==",
-      "dev": true
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w=="
     },
     "mongodb": {
       "version": "4.11.0",
diff --git a/nodejs-mongodb-blog/package.json b/nodejs-mongodb-blog/package.json
index c55a0bc..949d6fb 100644
--- a/nodejs-mongodb-blog/package.json
+++ b/nodejs-mongodb-blog/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "bcrypt": "^5.1.0",
     "connect-flash": "^0.1.1",
-    "dotenv": "^16.0.3",
+    "dotenv": "^16.6.1",
     "express": "^4.18.2",
     "express-back": "^0.0.2",
     "express-handlebars": "^6.0.6",