diff --git a/functions-templates/typescript/database-drizzle/package-lock.json b/functions-templates/typescript/database-drizzle/package-lock.json
index 64a2366d52d..19184659b15 100644
--- a/functions-templates/typescript/database-drizzle/package-lock.json
+++ b/functions-templates/typescript/database-drizzle/package-lock.json
@@ -13,7 +13,7 @@
         "@netlify/functions": "^5.2.0",
         "@types/node": "^22.0.0",
         "drizzle-orm": "beta",
-        "typescript": "^4.5.5"
+        "typescript": "^6.0.0"
       }
     },
     "node_modules/@neondatabase/serverless": {
@@ -380,16 +380,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/undici-types": {
diff --git a/functions-templates/typescript/database-drizzle/package.json b/functions-templates/typescript/database-drizzle/package.json
index 98541d95f67..45d414b5763 100644
--- a/functions-templates/typescript/database-drizzle/package.json
+++ b/functions-templates/typescript/database-drizzle/package.json
@@ -20,6 +20,6 @@
     "@netlify/functions": "^5.2.0",
     "@types/node": "^22.0.0",
     "drizzle-orm": "beta",
-    "typescript": "^4.5.5"
+    "typescript": "^6.0.0"
   }
 }
diff --git a/functions-templates/typescript/database/package-lock.json b/functions-templates/typescript/database/package-lock.json
index cfaee629d28..27f97f2e92f 100644
--- a/functions-templates/typescript/database/package-lock.json
+++ b/functions-templates/typescript/database/package-lock.json
@@ -12,7 +12,7 @@
         "@netlify/database": "latest",
         "@netlify/functions": "^5.2.0",
         "@types/node": "^22.0.0",
-        "typescript": "^4.5.5"
+        "typescript": "^6.0.0"
       }
     },
     "node_modules/@neondatabase/serverless": {
@@ -217,16 +217,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/undici-types": {
diff --git a/functions-templates/typescript/database/package.json b/functions-templates/typescript/database/package.json
index 9ddd3d70681..79f545ef2fa 100644
--- a/functions-templates/typescript/database/package.json
+++ b/functions-templates/typescript/database/package.json
@@ -18,6 +18,6 @@
     "@netlify/database": "latest",
     "@netlify/functions": "^5.2.0",
     "@types/node": "^22.0.0",
-    "typescript": "^4.5.5"
+    "typescript": "^6.0.0"
   }
 }
diff --git a/functions-templates/typescript/hello-world/package-lock.json b/functions-templates/typescript/hello-world/package-lock.json
index b99c8052d49..66dd8ecc9d4 100644
--- a/functions-templates/typescript/hello-world/package-lock.json
+++ b/functions-templates/typescript/hello-world/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "@netlify/functions": "^5.2.0",
         "@types/node": "^22.0.0",
-        "typescript": "^4.0.0"
+        "typescript": "^6.0.0"
       }
     },
     "node_modules/@netlify/functions": {
@@ -44,15 +44,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
+      "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/undici-types": {
@@ -84,9 +85,9 @@
       }
     },
     "typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g=="
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw=="
     },
     "undici-types": {
       "version": "6.21.0",
diff --git a/functions-templates/typescript/hello-world/package.json b/functions-templates/typescript/hello-world/package.json
index d6bc0c64355..d3e9898bfd8 100644
--- a/functions-templates/typescript/hello-world/package.json
+++ b/functions-templates/typescript/hello-world/package.json
@@ -16,6 +16,6 @@
   "dependencies": {
     "@netlify/functions": "^5.2.0",
     "@types/node": "^22.0.0",
-    "typescript": "^4.0.0"
+    "typescript": "^6.0.0"
   }
 }
diff --git a/functions-templates/typescript/scheduled-function/package.json b/functions-templates/typescript/scheduled-function/package.json
index f0aa0a428a9..b5430269661 100644
--- a/functions-templates/typescript/scheduled-function/package.json
+++ b/functions-templates/typescript/scheduled-function/package.json
@@ -17,6 +17,6 @@
   "dependencies": {
     "@netlify/functions": "^5.2.0",
     "@types/node": "^22.0.0",
-    "typescript": "^4.5.5"
+    "typescript": "^6.0.0"
   }
 }
diff --git a/package.json b/package.json
index 4493be22780..86049daf661 100644
--- a/package.json
+++ b/package.json
@@ -214,7 +214,7 @@
     "tmp-promise": "^3.0.3",
     "tree-kill": "^1.2.2",
     "tsx": "^4.20.6",
-    "typescript": "~5.8.3",
+    "typescript": "~6.0.0",
     "typescript-eslint": "~8.45.0",
     "verdaccio": "^6.3.2",
     "vitest": "^3.2.4"