diff --git a/package.json b/package.json
index ffc3a719..189e1178 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "svg-crowbar": "^0.2.3",
     "tree-kill": "^1.2.1",
     "typeface-roboto": "^0.0.75",
-    "xterm": "^3.14.5",
+    "xterm": "^4.0.0",
     "yargs": "^13.3.0",
     "zone.js": "^0.9.1"
   },
diff --git a/yarn.lock b/yarn.lock
index 8792bf00..6964db2d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9128,10 +9128,10 @@ xtend@~2.1.1:
   dependencies:
     object-keys "~0.4.0"
 
-xterm@^3.14.5:
-  version "3.14.5"
-  resolved "https://registry.npmjs.org/xterm/-/xterm-3.14.5.tgz#c9d14e48be6873aa46fb429f22f2165557fd2dea"
-  integrity sha512-DVmQ8jlEtL+WbBKUZuMxHMBgK/yeIZwkXB81bH+MGaKKnJGYwA+770hzhXPfwEIokK9On9YIFPRleVp/5G7z9g==
+xterm@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.0.0.tgz#eac93e08cbe69cf238cbace9185ed9e38873df1a"
+  integrity sha512-Xbx3vvf9FnrUcI1qU31Jww7/fc/NqpXGqgByTvjj7+g3/yPvt/RvLkP/LLMcof2kLAC3evzZGMiovs7NkjdWDw==
 
 y18n@^3.2.1:
   version "3.2.1"