diff --git a/boost.module b/boost.module
index 1b0ba86..03cf8d3 100644
--- a/boost.module
+++ b/boost.module
@@ -165,6 +165,19 @@ function boost_init() {
       || variable_get('site_offline', 0)
       || isset($_SESSION['messages']) // do not cache pages with messages
   ) {
+    // try to clear cache for this page so that drupal_set_message() shows up on page reload
+    if ( (strpos($_SERVER['SCRIPT_FILENAME'], 'index.php') == TRUE )
+         && ( ($_SERVER['REQUEST_METHOD'] == 'POST') || isset($_SESSION['messages']))
+    ) {
+      $_boost = boost_transform_url();
+      if (file_exists($_boost['filename'].'.html')) {
+        unlink($_boost['filename'].'.html');
+      }
+      // clean variable afterwards
+      $_boost = array();
+    }
+
+    // and avoid caching this page
     $_boost['cache_this'] = FALSE;
   }
   else {