diff --git a/package-lock.json b/package-lock.json
index 1f164fb..d6db825 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -218,18 +218,9 @@
       }
     },
     "@types/yargs": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-13.0.0.tgz",
-      "integrity": "sha512-hY0o+kcz9M6kH32NUeb6VURghqMuCVkiUx+8Btsqhj4Hhov/hVGUx9DmBJeIkzlp1uAQK4wngQBCjqWdUUkFyA==",
-      "dev": true,
-      "requires": {
-        "@types/yargs-parser": "*"
-      }
-    },
-    "@types/yargs-parser": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/@types/yargs-parser/-/yargs-parser-13.0.0.tgz",
-      "integrity": "sha512-wBlsw+8n21e6eTd4yVv8YD/E3xq0O6nNnJIquutAsFGE7EyMKz7W6RNT6BRu1SmdgmlCZ9tb0X+j+D6HGr8pZw==",
+      "version": "12.0.1",
+      "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-12.0.1.tgz",
+      "integrity": "sha512-UVjo2oH79aRNcsDlFlnQ/iJ67Jd7j6uSg7jUJP/RZ/nUjAh5ElmnwlD5K/6eGgETJUgCHkiWn91B8JjXQ6ubAw==",
       "dev": true
     },
     "abbrev": {
@@ -5323,9 +5314,9 @@
       }
     },
     "yn": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.0.tgz",
-      "integrity": "sha512-kKfnnYkbTfrAdd0xICNFw7Atm8nKpLcLv9AZGEt+kczL/WQVai4e2V6ZN8U/O+iI6WrNuJjNNOyu4zfhl9D3Hg=="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yn/-/yn-2.0.0.tgz",
+      "integrity": "sha1-5a2ryKz0CPY4X8dklWhMiOavaJo="
     },
     "yup": {
       "version": "0.27.0",
diff --git a/package.json b/package.json
index 4a8f90a..ee49107 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "typeorm": "^0.2.18",
     "typescript": "^3.5.1",
     "yargs": "^13.2.4",
-    "yn": "^3.1.0"
+    "yn": "^2.0.0"
   },
   "devDependencies": {
     "@types/chai": "^4.1.7",
@@ -52,7 +52,7 @@
     "@types/oracledb": "^3.1.1",
     "@types/pg": "^7.4.14",
     "@types/sinon": "^7.0.12",
-    "@types/yargs": "^13.0.0",
+    "@types/yargs": "^12.0.1",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "chai-subset": "^1.6.0",