diff --git a/mozilla/embedding/browser/webBrowser/nsIWebBrowserChromeFocus.idl b/mozilla/embedding/browser/webBrowser/nsIWebBrowserChromeFocus.idl
index 4078fbc07f7..5eb49239c17 100644
--- a/mozilla/embedding/browser/webBrowser/nsIWebBrowserChromeFocus.idl
+++ b/mozilla/embedding/browser/webBrowser/nsIWebBrowserChromeFocus.idl
@@ -26,7 +26,7 @@
 
 /**
  * The nsIWebBrowserChromeFocus is implemented by the same object as the
- * nsIWebBrowserSiteWindow. It represents the focus up-calls from mozilla
+ * nsIEmbeddingSiteWindow. It represents the focus up-calls from mozilla
  * to the embedding chrome. See mozilla bug #70224 for gratuitous info.
  *
  * @status FROZEN