diff --git a/labs/lab-12/solution/library-api-v1/package-lock.json b/labs/lab-12/solution/library-api-v1/package-lock.json
index 843591c..8316258 100644
--- a/labs/lab-12/solution/library-api-v1/package-lock.json
+++ b/labs/lab-12/solution/library-api-v1/package-lock.json
@@ -51,6 +51,14 @@
         "swagger-tools": "0.10.3",
         "xmldom": "0.1.27",
         "xpath.js": "1.1.0"
+      },
+      "dependencies": {
+        "xmldom": {
+          "version": "0.1.27",
+          "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.1.27.tgz",
+          "integrity": "sha1-1QH5ezvbQDr4757MIFcxh6rawOk=",
+          "dev": true
+        }
       }
     },
     "append-field": {
@@ -2141,9 +2149,9 @@
       "dev": true
     },
     "xmldom": {
-      "version": "0.1.27",
-      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.1.27.tgz",
-      "integrity": "sha1-1QH5ezvbQDr4757MIFcxh6rawOk="
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.6.0.tgz",
+      "integrity": "sha512-iAcin401y58LckRZ0TkI4k0VSM1Qg0KGSc3i8rU+xrxe19A/BN1zHyVSJY7uoutVlaTSzYyk/v5AmkewAP7jtg=="
     },
     "xpath": {
       "version": "0.0.27",
diff --git a/labs/lab-12/solution/library-api-v1/package.json b/labs/lab-12/solution/library-api-v1/package.json
index 6d28886..8ce55b8 100644
--- a/labs/lab-12/solution/library-api-v1/package.json
+++ b/labs/lab-12/solution/library-api-v1/package.json
@@ -16,7 +16,7 @@
     "express": "^4.16.3",
     "lodash": "^4.17.10",
     "pretty-data": "^0.40.0",
-    "xmldom": "^0.1.27",
+    "xmldom": "^0.6.0",
     "xpath": "0.0.27"
   },
   "devDependencies": {