diff --git a/app/scripts/scraper.js b/app/scripts/scraper.js
index b35fef3..35481dc 100644
--- a/app/scripts/scraper.js
+++ b/app/scripts/scraper.js
@@ -2,6 +2,7 @@
 
 // Public modules from npm
 const cheerio = require("cheerio");
+const {DateTime} = require("luxon");
 
 // Modules from file
 const { fetchHTML, getUrlRedirect } = require("./network-helper.js");
@@ -256,11 +257,11 @@ function parseMainPostText(text) {
     }
 
     // Last update of the main post
-    if (data.UPDATED) {
+    if (data.UPDATED && DateTime.fromISO(data.UPDATED).isValid) {
         parsedDict["LastUpdate"] = new Date(data.UPDATED);
         delete data.UPDATED;
     }
-    else if (data.THREAD_UPDATED) {
+    else if (data.THREAD_UPDATED && DateTime.fromISO(data.THREAD_UPDATED).isValid) {
         parsedDict["LastUpdate"] = new Date(data.THREAD_UPDATED);
         delete data.THREAD_UPDATED;
     }
diff --git a/package-lock.json b/package-lock.json
index 84dea4e..2f44242 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "f95api",
-  "version": "1.7.0",
+  "version": "1.9.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1643,6 +1643,11 @@
         "streamroller": "^2.2.4"
       }
     },
+    "luxon": {
+      "version": "1.25.0",
+      "resolved": "https://registry.npmjs.org/luxon/-/luxon-1.25.0.tgz",
+      "integrity": "sha512-hEgLurSH8kQRjY6i4YLey+mcKVAWXbDNlZRmM6AgWDJ1cY3atl8Ztf5wEY7VBReFbmGnwQPz7KYJblL8B2k0jQ=="
+    },
     "make-dir": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz",
diff --git a/package.json b/package.json
index ecaae42..f3ef362 100644
--- a/package.json
+++ b/package.json
@@ -37,6 +37,7 @@
     "ky": "^0.25.0",
     "ky-universal": "^0.8.2",
     "log4js": "^6.3.0",
+    "luxon": "^1.25.0",
     "tough-cookie": "^4.0.0"
   },
   "devDependencies": {