diff --git a/terminus-terminal/package.json b/terminus-terminal/package.json
index 8992f328..a1c5b57e 100644
--- a/terminus-terminal/package.json
+++ b/terminus-terminal/package.json
@@ -41,7 +41,7 @@
     "@types/async-lock": "0.0.19",
     "async-lock": "^1.0.0",
     "font-manager": "0.3.0",
-    "hterm-umdjs": "1.1.3",
+    "hterm-umdjs": "1.4.1",
     "mz": "^2.6.0",
     "node-pty-tmp": "0.7.2",
     "ps-node": "^0.1.6",