diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 61e19e2..d729d90 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -6,6 +6,8 @@ settings:
 
 importers:
 
+  .: {}
+
   site/chotto.uta8a.net:
     dependencies:
       '@resvg/resvg-js':
@@ -21,8 +23,8 @@ importers:
         specifier: ^0.25.0
         version: 0.25.0
       temporal-polyfill-lite:
-        specifier: ^0.2.2
-        version: 0.2.2
+        specifier: ^0.4.0
+        version: 0.4.0
       zod:
         specifier: ^4.3.6
         version: 4.3.6
@@ -46,8 +48,8 @@ importers:
         specifier: ^4.0.0
         version: 4.0.0
       temporal-polyfill-lite:
-        specifier: ^0.2.2
-        version: 0.2.2
+        specifier: ^0.4.0
+        version: 0.4.0
       zod:
         specifier: ^4.3.6
         version: 4.3.6
@@ -74,8 +76,8 @@ importers:
         specifier: ^0.25.0
         version: 0.25.0
       temporal-polyfill-lite:
-        specifier: ^0.2.2
-        version: 0.2.2
+        specifier: ^0.4.0
+        version: 0.4.0
       zod:
         specifier: ^4.3.6
         version: 4.3.6
@@ -925,6 +927,7 @@ packages:
 
   '@ungap/structured-clone@1.3.0':
     resolution: {integrity: sha512-WmoN8qaIAo7WTYWbAZuG8PYEhn5fkz7dZrqTBZ7dtt//lL2Gwms1IcnQ5yHqjDfX8Ft5j4YzDM23f87zBfDe9g==}
+    deprecated: Potential CWE-502 - Update to 1.3.1 or higher
 
   '@volar/kit@2.4.28':
     resolution: {integrity: sha512-cKX4vK9dtZvDRaAzeoUdaAJEew6IdxHNCRrdp5Kvcl6zZOqb6jTOfk3kXkIkG3T7oTFXguEMt5+9ptyqYR84Pg==}
@@ -1810,8 +1813,8 @@ packages:
     engines: {node: '>=16'}
     hasBin: true
 
-  temporal-polyfill-lite@0.2.2:
-    resolution: {integrity: sha512-GYgIDofeKBmHV2ipDLYI7/0IGjsfiWCXjfyTD/JI+ylIp6fl8LReWC+TpIAZAl0KwnZIle8Mv951lyydV6kUvQ==}
+  temporal-polyfill-lite@0.4.0:
+    resolution: {integrity: sha512-Bwx9kt1xDsMqOKsRuprWwMaO+pOLa24/k1+CAcbSeFQkURnoPZibg4shuTPEDsqiinCefHiiN2jf4bnOXwNbbQ==}
 
   tiny-inflate@1.0.3:
     resolution: {integrity: sha512-pkY1fj1cKHb2seWDy0B16HeWyczlJA9/WW3u3c4z/NiWDsO3DOU5D7nhTLE9CF0yXv/QZFY7sEJmj24dK+Rrqw==}
@@ -4108,7 +4111,7 @@ snapshots:
       picocolors: 1.1.1
       sax: 1.5.0
 
-  temporal-polyfill-lite@0.2.2: {}
+  temporal-polyfill-lite@0.4.0: {}
 
   tiny-inflate@1.0.3: {}
 
diff --git a/site/chotto.uta8a.net/package.json b/site/chotto.uta8a.net/package.json
index d0752c0..c5b00fe 100644
--- a/site/chotto.uta8a.net/package.json
+++ b/site/chotto.uta8a.net/package.json
@@ -13,7 +13,7 @@
     "astro": "^5.17.2",
     "remark-breaks": "^4.0.0",
     "satori": "^0.25.0",
-    "temporal-polyfill-lite": "^0.2.2",
+    "temporal-polyfill-lite": "^0.4.0",
     "zod": "^4.3.6"
   },
   "devDependencies": {
diff --git a/site/generated.uta8a.net/package.json b/site/generated.uta8a.net/package.json
index 082ee5b..4903786 100644
--- a/site/generated.uta8a.net/package.json
+++ b/site/generated.uta8a.net/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "astro": "^5.17.2",
     "remark-breaks": "^4.0.0",
-    "temporal-polyfill-lite": "^0.2.2",
+    "temporal-polyfill-lite": "^0.4.0",
     "zod": "^4.3.6"
   },
   "devDependencies": {
diff --git a/site/uta8a.net/package.json b/site/uta8a.net/package.json
index b835734..a49db45 100644
--- a/site/uta8a.net/package.json
+++ b/site/uta8a.net/package.json
@@ -13,7 +13,7 @@
     "astro": "^5.17.2",
     "remark-breaks": "^4.0.0",
     "satori": "^0.25.0",
-    "temporal-polyfill-lite": "^0.2.2",
+    "temporal-polyfill-lite": "^0.4.0",
     "zod": "^4.3.6"
   },
   "devDependencies": {