diff --git a/package.json b/package.json
index e42d4673b..edf0ff2d8 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "@sentry/browser": "^9.31.0",
     "@toast-ui/editor": "^3.2.2",
     "@webpack-cli/serve": "^3.0.1",
-    "ace-builds": "^1.42.0",
+    "ace-builds": "^1.43.0",
     "babel-loader": "10.0.0",
     "bootstrap": "^5.3.7",
     "compression-webpack-plugin": "11.1.0",
diff --git a/yarn.lock b/yarn.lock
index d36ce63a0..79aa8baec 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2151,10 +2151,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ace-builds@npm:^1.42.0":
-  version: 1.42.0
-  resolution: "ace-builds@npm:1.42.0"
-  checksum: 10c0/c835a98e6594e6ba66fcf6480c93a2f29c09332cc8ca7b4e1059433c13b5b5996ea98ec5d5c991c6df6751c9e4a13e3cda59cf1aa03df6c6390e9e9f826b46c0
+"ace-builds@npm:^1.43.0":
+  version: 1.43.0
+  resolution: "ace-builds@npm:1.43.0"
+  checksum: 10c0/df969c3d706272cc23fdb59b47b7ef04ee01cd6af11f90ab4a2dc244064a4120465d6a9dc4fd247fef77f9634f2b8dc0a81fae07fcf751b56b069013432e673b
   languageName: node
   linkType: hard
 
@@ -2630,7 +2630,7 @@ __metadata:
     "@sentry/browser": "npm:^9.31.0"
     "@toast-ui/editor": "npm:^3.2.2"
     "@webpack-cli/serve": "npm:^3.0.1"
-    ace-builds: "npm:^1.42.0"
+    ace-builds: "npm:^1.43.0"
     babel-loader: "npm:10.0.0"
     bootstrap: "npm:^5.3.7"
     compression-webpack-plugin: "npm:11.1.0"