diff --git a/package-lock.json b/package-lock.json
index 1e1f2dab..879014fa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@types/node": "^22.0.0",
         "@types/pg": "^8.10.1",
         "@types/tap": "^18.0.0",
-        "@types/tedious": "^4.0.9",
+        "@types/tedious": "^18.0.0",
         "@typescript-eslint/eslint-plugin": "^7.0.0",
         "eslint-plugin-prettier": "^5.0.0",
         "gts": "^5.0.0",
@@ -2919,12 +2919,13 @@
       }
     },
     "node_modules/@types/tedious": {
-      "version": "4.0.14",
-      "resolved": "https://registry.npmjs.org/@types/tedious/-/tedious-4.0.14.tgz",
-      "integrity": "sha512-KHPsfX/FoVbUGbyYvk1q9MMQHLPeRZhRJZdO45Q4YjvFkv4hMNghCWTvy7rdKessBsmtz4euWCWAB6/tVpI1Iw==",
+      "version": "18.0.0",
+      "resolved": "https://registry.npmjs.org/@types/tedious/-/tedious-18.0.0.tgz",
+      "integrity": "sha512-3DJd03TxL89GowwcPhTp42zXnCffqcRo5kWgoRkw3k7A7xArbnjJT0+Lj9epa1PVYWqwVcy6M2smX8Vkk2AOKg==",
+      "deprecated": "This is a stub types definition. tedious provides its own type definitions, so you do not need this installed.",
       "dev": true,
       "dependencies": {
-        "@types/node": "*"
+        "tedious": "*"
       }
     },
     "node_modules/@types/validator": {
@@ -12788,12 +12789,12 @@
       }
     },
     "@types/tedious": {
-      "version": "4.0.14",
-      "resolved": "https://registry.npmjs.org/@types/tedious/-/tedious-4.0.14.tgz",
-      "integrity": "sha512-KHPsfX/FoVbUGbyYvk1q9MMQHLPeRZhRJZdO45Q4YjvFkv4hMNghCWTvy7rdKessBsmtz4euWCWAB6/tVpI1Iw==",
+      "version": "18.0.0",
+      "resolved": "https://registry.npmjs.org/@types/tedious/-/tedious-18.0.0.tgz",
+      "integrity": "sha512-3DJd03TxL89GowwcPhTp42zXnCffqcRo5kWgoRkw3k7A7xArbnjJT0+Lj9epa1PVYWqwVcy6M2smX8Vkk2AOKg==",
       "dev": true,
       "requires": {
-        "@types/node": "*"
+        "tedious": "*"
       }
     },
     "@types/validator": {
diff --git a/package.json b/package.json
index 8fff7616..e6a03f39 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "@types/node": "^22.0.0",
     "@types/pg": "^8.10.1",
     "@types/tap": "^18.0.0",
-    "@types/tedious": "^4.0.9",
+    "@types/tedious": "^18.0.0",
     "@typescript-eslint/eslint-plugin": "^7.0.0",
     "eslint-plugin-prettier": "^5.0.0",
     "gts": "^5.0.0",