diff --git a/mozilla/embedding/browser/webBrowser/nsWebBrowser.cpp b/mozilla/embedding/browser/webBrowser/nsWebBrowser.cpp
index 75f45a063c3..3012d9796ef 100644
--- a/mozilla/embedding/browser/webBrowser/nsWebBrowser.cpp
+++ b/mozilla/embedding/browser/webBrowser/nsWebBrowser.cpp
@@ -662,6 +662,7 @@ NS_IMETHODIMP nsWebBrowser::SetProperty(PRUint32 aId, PRUint32 aValue)
            NS_ENSURE_TRUE((aValue == PR_TRUE || aValue == PR_FALSE), NS_ERROR_INVALID_ARG);
            mDocShell->SetAllowImages(aValue);
         }
+        break;
     case nsIWebBrowserSetup::SETUP_USE_GLOBAL_HISTORY:
         {
            NS_ENSURE_STATE(mDocShell);