diff --git a/package.json b/package.json
index 8834adb..c08e17f 100644
--- a/package.json
+++ b/package.json
@@ -219,7 +219,7 @@
     "sh-syntax": "0.4.2",
     "trash-cli": "6.0.0",
     "ts-dedent": "2.2.0",
-    "typescript": "5.5.4",
+    "typescript": "5.6.3",
     "typescript-eslint": "8.8.1",
     "unified": "11.0.5",
     "vfile": "6.0.3",
diff --git a/yarn.lock b/yarn.lock
index 9b6acf6..a4597b6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1665,7 +1665,7 @@ __metadata:
     sh-syntax: "npm:0.4.2"
     trash-cli: "npm:6.0.0"
     ts-dedent: "npm:2.2.0"
-    typescript: "npm:5.5.4"
+    typescript: "npm:5.6.3"
     typescript-eslint: "npm:8.8.1"
     unified: "npm:11.0.5"
     vfile: "npm:6.0.3"
@@ -11228,16 +11228,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"typescript@npm:5.5.4":
-  version: 5.5.4
-  resolution: "typescript@npm:5.5.4"
-  bin:
-    tsc: bin/tsc
-    tsserver: bin/tsserver
-  checksum: 10/1689ccafef894825481fc3d856b4834ba3cc185a9c2878f3c76a9a1ef81af04194849840f3c69e7961e2312771471bb3b460ca92561e1d87599b26c37d0ffb6f
-  languageName: node
-  linkType: hard
-
 "typescript@npm:5.6.1-rc":
   version: 5.6.1-rc
   resolution: "typescript@npm:5.6.1-rc"
@@ -11248,13 +11238,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"typescript@patch:typescript@npm%3A5.5.4#optional!builtin<compat/typescript>":
-  version: 5.5.4
-  resolution: "typescript@patch:typescript@npm%3A5.5.4#optional!builtin<compat/typescript>::version=5.5.4&hash=379a07"
+"typescript@npm:5.6.3":
+  version: 5.6.3
+  resolution: "typescript@npm:5.6.3"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 10/746fdd0865c5ce4f15e494c57ede03a9e12ede59cfdb40da3a281807853fe63b00ef1c912d7222143499aa82f18b8b472baa1830df8804746d09b55f6cf5b1cc
+  checksum: 10/c328e418e124b500908781d9f7b9b93cf08b66bf5936d94332b463822eea2f4e62973bfb3b8a745fdc038785cb66cf59d1092bac3ec2ac6a3e5854687f7833f1
   languageName: node
   linkType: hard
 
@@ -11268,6 +11258,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"typescript@patch:typescript@npm%3A5.6.3#optional!builtin<compat/typescript>":
+  version: 5.6.3
+  resolution: "typescript@patch:typescript@npm%3A5.6.3#optional!builtin<compat/typescript>::version=5.6.3&hash=74658d"
+  bin:
+    tsc: bin/tsc
+    tsserver: bin/tsserver
+  checksum: 10/dc4bec403cd33a204b655b1152a096a08e7bad2c931cb59ef8ff26b6f2aa541bf98f09fc157958a60c921b1983a8dde9a85b692f9de60fa8f574fd131e3ae4dd
+  languageName: node
+  linkType: hard
+
 "uid@npm:2.0.2":
   version: 2.0.2
   resolution: "uid@npm:2.0.2"