diff --git a/package-lock.json b/package-lock.json
index 15113b6..b13aec9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -52,7 +52,7 @@
 				"svelte-check": "^4.3.1",
 				"svelte-preprocess": "^6.0.3",
 				"tslib": "2.4.0",
-				"typescript": "~5.0.0"
+				"typescript": "^5.9.3"
 			}
 		},
 		"node_modules/@anthropic-ai/sdk": {
@@ -6945,9 +6945,9 @@
 			}
 		},
 		"node_modules/typescript": {
-			"version": "5.0.4",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.0.4.tgz",
-			"integrity": "sha512-cW9T5W9xY37cc+jfEnaUvX91foxtHkza3Nw3wkoF4sSlKn0MONdkdEndig/qPBWXNkmplh3NzayQzCiHM4/hqw==",
+			"version": "5.9.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+			"integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
 			"dev": true,
 			"license": "Apache-2.0",
 			"bin": {
@@ -6955,7 +6955,7 @@
 				"tsserver": "bin/tsserver"
 			},
 			"engines": {
-				"node": ">=12.20"
+				"node": ">=14.17"
 			}
 		},
 		"node_modules/unicode-emoji-modifier-base": {
diff --git a/package.json b/package.json
index 894e21a..1b63705 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
 		"svelte-check": "^4.3.1",
 		"svelte-preprocess": "^6.0.3",
 		"tslib": "2.4.0",
-		"typescript": "~5.0.0"
+		"typescript": "^5.9.3"
 	},
 	"dependencies": {
 		"@anthropic-ai/sdk": "^0.67.0",