diff --git a/package.json b/package.json
index cafa43b12..043b76cba 100644
--- a/package.json
+++ b/package.json
@@ -40,13 +40,13 @@
     "ts-loader": "^4.5.0",
     "tslint": "^5.9.1",
     "tslint-consistent-codestyle": "^1.13.0",
-    "utf8": "^3.0.0",
     "typescript": "3.4",
+    "utf8": "^3.0.0",
     "vinyl-buffer": "^1.0.0",
     "vinyl-source-stream": "^1.1.0",
     "webpack": "^4.17.1",
     "webpack-cli": "^3.1.0",
-    "xterm-addon-attach": "0.1.0-beta7",
+    "xterm-addon-attach": "0.1.0-beta8",
     "xterm-addon-search": "0.1.0-beta4",
     "xterm-addon-web-links": "0.1.0-beta6",
     "zmodem.js": "^0.1.5"
diff --git a/yarn.lock b/yarn.lock
index 3db8e9a40..321fe6f39 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7236,10 +7236,10 @@ xregexp@4.0.0:
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
   integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=
 
-xterm-addon-attach@0.1.0-beta7:
-  version "0.1.0-beta7"
-  resolved "https://registry.yarnpkg.com/xterm-addon-attach/-/xterm-addon-attach-0.1.0-beta7.tgz#787f6cce709611ee08ab731b95a62fa1c0bce6a9"
-  integrity sha512-nQr6LcYtpZcyDoHyL/BDIPJcTgL7qlHR/rvm8lSizQysGVT0pSzr5M7SjY3kQHw33U3hTer3c6oZzwjfj4ohOw==
+xterm-addon-attach@0.1.0-beta8:
+  version "0.1.0-beta8"
+  resolved "https://registry.yarnpkg.com/xterm-addon-attach/-/xterm-addon-attach-0.1.0-beta8.tgz#e469ed9d6ab7e535d0a9ffae23ef4f2efe58163b"
+  integrity sha512-HtQuwqnvcR+SwI9/JbBMd//Il+oEeo3rWrIucLLKHT8sB+OAOkdhmo5KIM/hhnovjI040WJ+tTHkDgPFwIJtmw==
 
 xterm-addon-search@0.1.0-beta4:
   version "0.1.0-beta4"