diff --git a/package.json b/package.json
index e6f80990..6fd84500 100644
--- a/package.json
+++ b/package.json
@@ -147,7 +147,7 @@
     "to-vfile": "8.0.0",
     "trash-cli": "5.0.0",
     "ts-dedent": "2.2.0",
-    "typescript": "5.3.3",
+    "typescript": "5.4.2",
     "unified": "11.0.4",
     "unist-util-inspect": "8.0.0",
     "vfile": "6.0.1",
diff --git a/yarn.lock b/yarn.lock
index ebc3256b..73de8831 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1467,7 +1467,7 @@ __metadata:
     to-vfile: "npm:8.0.0"
     trash-cli: "npm:5.0.0"
     ts-dedent: "npm:2.2.0"
-    typescript: "npm:5.3.3"
+    typescript: "npm:5.4.2"
     unified: "npm:11.0.4"
     unist-util-inspect: "npm:8.0.0"
     vfile: "npm:6.0.1"
@@ -10094,6 +10094,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"typescript@npm:5.4.2":
+  version: 5.4.2
+  resolution: "typescript@npm:5.4.2"
+  bin:
+    tsc: bin/tsc
+    tsserver: bin/tsserver
+  checksum: 10/f8cfdc630ab1672f004e9561eb2916935b2d267792d07ce93e97fc601c7a65191af32033d5e9c0169b7dc37da7db9bf320f7432bc84527cb7697effaa4e4559d
+  languageName: node
+  linkType: hard
+
 "typescript@patch:typescript@npm%3A5.3.3#optional!builtin<compat/typescript>":
   version: 5.3.3
   resolution: "typescript@patch:typescript@npm%3A5.3.3#optional!builtin<compat/typescript>::version=5.3.3&hash=e012d7"
@@ -10104,6 +10114,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"typescript@patch:typescript@npm%3A5.4.2#optional!builtin<compat/typescript>":
+  version: 5.4.2
+  resolution: "typescript@patch:typescript@npm%3A5.4.2#optional!builtin<compat/typescript>::version=5.4.2&hash=d69c25"
+  bin:
+    tsc: bin/tsc
+    tsserver: bin/tsserver
+  checksum: 10/ef4fc2994cc0219dc9ada94c92106ba8d44cbfd7a0328ed6f8d730311caf66e114cdfa07fbc6f369bfc0fc182d9493851b3bf1644c06fc5818690b19ee960d72
+  languageName: node
+  linkType: hard
+
 "uc.micro@npm:^1.0.1, uc.micro@npm:^1.0.5":
   version: 1.0.6
   resolution: "uc.micro@npm:1.0.6"