diff --git a/packages/terminal/package.json b/packages/terminal/package.json
index 011b029d1ed8e..9999473232c2e 100644
--- a/packages/terminal/package.json
+++ b/packages/terminal/package.json
@@ -8,7 +8,7 @@
     "@theia/filesystem": "^0.6.0",
     "@theia/process": "^0.6.0",
     "@theia/workspace": "^0.6.0",
-    "xterm": "3.9.2"
+    "xterm": "3.13.0"
   },
   "publishConfig": {
     "access": "public"
diff --git a/packages/terminal/src/browser/terminal-widget-impl.ts b/packages/terminal/src/browser/terminal-widget-impl.ts
index a20b3891cf598..f6f8108745bfe 100644
--- a/packages/terminal/src/browser/terminal-widget-impl.ts
+++ b/packages/terminal/src/browser/terminal-widget-impl.ts
@@ -288,18 +288,23 @@ export class TerminalWidgetImpl extends TerminalWidget implements StatefulWidget
         }
     }
     protected onFitRequest(msg: Message): void {
+        super.onFitRequest(msg);
         MessageLoop.sendMessage(this, Widget.ResizeMessage.UnknownSize);
     }
     protected onActivateRequest(msg: Message): void {
+        super.onActivateRequest(msg);
         this.term.focus();
     }
     protected onAfterShow(msg: Message): void {
+        super.onAfterShow(msg);
         this.update();
     }
     protected onAfterAttach(msg: Message): void {
+        super.onAfterAttach(msg);
         this.update();
     }
     protected onResize(msg: Widget.ResizeMessage): void {
+        super.onResize(msg);
         this.needsResize = true;
         this.update();
     }
diff --git a/yarn.lock b/yarn.lock
index a647fe6de67ad..4b63377235776 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10441,10 +10441,10 @@ xtend@~2.1.1:
   dependencies:
     object-keys "~0.4.0"
 
-xterm@3.9.2:
-  version "3.9.2"
-  resolved "https://registry.yarnpkg.com/xterm/-/xterm-3.9.2.tgz#e94bfbb84217b19bc1c16ed43d303b8245c9313d"
-  integrity sha512-fpQJQFTosY97EK4eB7UOrlFAwwqv1rSqlXgttEVD0S1v4MlevsUkRwrM/ew5X73jQXc+vdglRtccIhcXg5wtGg==
+xterm@3.13.0:
+  version "3.13.0"
+  resolved "https://registry.yarnpkg.com/xterm/-/xterm-3.13.0.tgz#d0e06c3cf4c1f079aa83f646948457db3b04220b"
+  integrity sha512-FZVmvkkbkky3zldJ2NNOZ9h8jirtbGTlF4sIKMDrejR4wPsVZ3o4F++DQVkdeZqjAwtNOMoR17PMSOTZ+h070g==
 
 y18n@^3.2.1:
   version "3.2.1"