diff --git a/src/react/LogMonitor.js b/src/react/LogMonitor.js
index 99691c9b..d710dcc4 100644
--- a/src/react/LogMonitor.js
+++ b/src/react/LogMonitor.js
@@ -3,7 +3,9 @@ import LogMonitorEntry from './LogMonitorEntry';
 
 export default class LogMonitor {
   constructor() {
-    window.addEventListener('keydown', ::this.handleKeyPress);
+    if (typeof window !== 'undefined') {
+      window.addEventListener('keydown', ::this.handleKeyPress);
+    }
   }
 
   static propTypes = {