diff --git a/html/package.json b/html/package.json
index de0957a..730dc1e 100644
--- a/html/package.json
+++ b/html/package.json
@@ -50,7 +50,7 @@
     "file-saver": "^2.0.5",
     "preact": "^10.5.14",
     "whatwg-fetch": "^3.6.2",
-    "xterm": "^4.13.0",
+    "xterm": "^4.18.0",
     "xterm-addon-fit": "^0.5.0",
     "xterm-addon-web-links": "^0.4.0",
     "xterm-addon-webgl": "^0.11.1",
diff --git a/html/yarn.lock b/html/yarn.lock
index e18d001..735fa80 100644
--- a/html/yarn.lock
+++ b/html/yarn.lock
@@ -7783,10 +7783,10 @@ xterm-addon-webgl@^0.11.1:
   resolved "https://registry.yarnpkg.com/xterm-addon-webgl/-/xterm-addon-webgl-0.11.1.tgz#33dd250ab52e9f51d2ff52396447962e6f53e24c"
   integrity sha512-xF6DnEoV+rPtzetMBXBZVe1kLKtus7AKdEcyfq2eMHQzhaRvC+pfnU+XiCXC85kueguqu2UkBHXZs5mihK9jOQ==
 
-xterm@^4.13.0:
-  version "4.13.0"
-  resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.13.0.tgz#7998de1e2ad92c4796fe45807be4f31061f3d9d1"
-  integrity sha512-HVW1gdoLOTnkMaqQCr2r3mQy4fX9iSa5gWxKZ2UTYdLa4iqavv7QxJ8n1Ypse32shPVkhTYPLS6vHEFZp5ghzw==
+xterm@^4.18.0:
+  version "4.18.0"
+  resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.18.0.tgz#a1f6ab2c330c3918fb094ae5f4c2562987398ea1"
+  integrity sha512-JQoc1S0dti6SQfI0bK1AZvGnAxH4MVw45ZPFSO6FHTInAiau3Ix77fSxNx3mX4eh9OL4AYa8+4C8f5UvnSfppQ==
 
 y18n@^3.2.1:
   version "3.2.2"