diff --git a/shell/e-shell-window-actions.c b/shell/e-shell-window-actions.c
index de4ce86..2dd8228 100644
--- a/shell/e-shell-window-actions.c
+++ b/shell/e-shell-window-actions.c
@@ -701,7 +701,16 @@ static void
 action_contents_cb (GtkAction *action,
                     EShellWindow *shell_window)
 {
+#ifdef G_OS_WIN32
+	/* On Windows, link to online help instead. See https://bugzilla.gnome.org/show_bug.cgi?id=576478 */
+	gchar *online_help_url;
+	online_help_url = g_strconcat (
+		"http://library.gnome.org/users/evolution/", BASE_VERSION, NULL);
+	e_show_uri (GTK_WINDOW (shell_window), online_help_url);
+	g_free (online_help_url);
+#else
 	e_display_help (GTK_WINDOW (shell_window), NULL);
+#endif
 }
 
 static void
