diff --git a/frontend/nyanpasu/package.json b/frontend/nyanpasu/package.json
index b6657df4f8..869f05a441 100644
--- a/frontend/nyanpasu/package.json
+++ b/frontend/nyanpasu/package.json
@@ -40,7 +40,7 @@
     "react-error-boundary": "4.1.2",
     "react-fast-marquee": "1.6.5",
     "react-hook-form-mui": "7.4.0",
-    "react-i18next": "15.1.2",
+    "react-i18next": "15.1.3",
     "react-markdown": "9.0.1",
     "react-split-grid": "1.0.4",
     "react-use": "17.5.1",
diff --git a/frontend/ui/package.json b/frontend/ui/package.json
index f59950bd5b..ce1f7c1e59 100644
--- a/frontend/ui/package.json
+++ b/frontend/ui/package.json
@@ -32,7 +32,7 @@
     "react": "rc",
     "react-dom": "rc",
     "react-error-boundary": "4.1.2",
-    "react-i18next": "15.1.2",
+    "react-i18next": "15.1.3",
     "react-use": "17.5.1",
     "vite": "6.0.1",
     "vite-tsconfig-paths": "5.1.3"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d65b448e15..79130b0cd3 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -274,8 +274,8 @@ importers:
         specifier: 7.4.0
         version: 7.4.0(l2o4yer4mnv5n4s7ohpbf3i6j4)
       react-i18next:
-        specifier: 15.1.2
-        version: 15.1.2(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1)
+        specifier: 15.1.3
+        version: 15.1.3(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1)
       react-markdown:
         specifier: 9.0.1
         version: 9.0.1(react@19.0.0-rc.1)(types-react@19.0.0-rc.1)
@@ -467,8 +467,8 @@ importers:
         specifier: 4.1.2
         version: 4.1.2(react@19.0.0-rc.1)
       react-i18next:
-        specifier: 15.1.2
-        version: 15.1.2(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1)
+        specifier: 15.1.3
+        version: 15.1.3(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1)
       react-use:
         specifier: 17.5.1
         version: 17.5.1(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1)
@@ -6360,8 +6360,8 @@ packages:
     peerDependencies:
       react: ^16.8.0 || ^17 || ^18 || ^19
 
-  react-i18next@15.1.2:
-    resolution: {integrity: sha512-tl7AfbWyz9a4BefFXnVooc+gvQBVlavUkVTphGUcvhsNmbRf5UixJVdHeSFkE4gUyQkmFPYHVwTuxIdHjfQgiA==}
+  react-i18next@15.1.3:
+    resolution: {integrity: sha512-J11oA30FbM3NZegUZjn8ySK903z6PLBz/ZuBYyT1JMR0QPrW6PFXvl1WoUhortdGi9dM0m48/zJQlPskVZXgVw==}
     peerDependencies:
       i18next: '>= 23.2.3'
       react: '>= 16.8.0'
@@ -14012,7 +14012,7 @@ snapshots:
     dependencies:
       react: 19.0.0-rc.1
 
-  react-i18next@15.1.2(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1):
+  react-i18next@15.1.3(i18next@24.0.2(typescript@5.7.2))(react-dom@19.0.0-rc.1(react@19.0.0-rc.1))(react@19.0.0-rc.1):
     dependencies:
       '@babel/runtime': 7.26.0
       html-parse-stringify: 3.0.1