diff --git a/package-lock.json b/package-lock.json
index 43c5624..9f78222 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "sheetdiff",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "sheetdiff",
-      "version": "0.6.2",
+      "version": "0.6.3",
       "license": "MIT",
       "dependencies": {
         "@base-ui/react": "^1.7.0",
@@ -42,7 +42,7 @@
         "@testing-library/react": "^16.3.3",
         "@testing-library/user-event": "^14.6.6",
         "@types/better-sqlite3": "^9.6.0",
-        "@types/node": "^20",
+        "@types/node": "^26",
         "@types/nodemailer": "^8.0.1",
         "@types/papaparse": "^5.5.2",
         "@types/react": "^19",
@@ -5728,13 +5728,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.43",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.43.tgz",
-      "integrity": "sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==",
+      "version": "26.4.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.1.tgz",
+      "integrity": "sha512-k97ENvZWtvA6yqz5/FS6a7duDgOPEeOQOc2iKS/nY6mX6qJUKtLnWzQS+Xj6tXweyj6ZcTAK2Qecetnvi9nCLA==",
       "devOptional": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/nodemailer": {
@@ -17442,9 +17442,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "devOptional": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 3441176..b9307fa 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "@testing-library/react": "^16.3.3",
     "@testing-library/user-event": "^14.6.6",
     "@types/better-sqlite3": "^9.6.0",
-    "@types/node": "^20",
+    "@types/node": "^26",
     "@types/nodemailer": "^8.0.1",
     "@types/papaparse": "^5.5.2",
     "@types/react": "^19",