diff --git a/ui/package-lock.json b/ui/package-lock.json
index ec8e95f0..6e95a3d3 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -13,7 +13,7 @@
         "@mui/icons-material": "7.3.10",
         "@mui/material": "7.3.10",
         "axios": "1.15.0",
-        "i18next": "25.10.10",
+        "i18next": "26.3.0",
         "i18next-browser-languagedetector": "8.2.1",
         "npm-run-all2": "8.0.4",
         "react": "19.2.5",
@@ -3346,9 +3346,9 @@
       }
     },
     "node_modules/i18next": {
-      "version": "25.10.10",
-      "resolved": "https://registry.npmjs.org/i18next/-/i18next-25.10.10.tgz",
-      "integrity": "sha512-cqUW2Z3EkRx7NqSyywjkgCLK7KLCL6IFVFcONG7nVYIJ3ekZ1/N5jUsihHV6Bq37NfhgtczxJcxduELtjTwkuQ==",
+      "version": "26.3.0",
+      "resolved": "https://registry.npmjs.org/i18next/-/i18next-26.3.0.tgz",
+      "integrity": "sha512-gHSgGpUXVmuqE2El1W61DmxeyeTlFfZgdJRWMo9jScAn5pu7TuTuiccb1zh3E2J9hEBVGJ23+96x0ieBhfuIHA==",
       "funding": [
         {
           "type": "individual",
@@ -3364,9 +3364,6 @@
         }
       ],
       "license": "MIT",
-      "dependencies": {
-        "@babel/runtime": "^7.29.2"
-      },
       "peerDependencies": {
         "typescript": "^5 || ^6"
       },
diff --git a/ui/package.json b/ui/package.json
index 5b4f67bb..d329a64a 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -29,7 +29,7 @@
     "@mui/icons-material": "7.3.10",
     "@mui/material": "7.3.10",
     "axios": "1.15.0",
-    "i18next": "25.10.10",
+    "i18next": "26.3.0",
     "i18next-browser-languagedetector": "8.2.1",
     "npm-run-all2": "8.0.4",
     "react": "19.2.5",