diff --git a/bibtexbrowser.php b/bibtexbrowser.php
index 1e90b69..6dc8245 100755
--- a/bibtexbrowser.php
+++ b/bibtexbrowser.php
@@ -1231,7 +1231,7 @@ class BibEntry {
       return $this->getKey();
     }     
     
-    throw new Exception('Unknown configuration value for ABBRV_TYPE');
+    die('Unknown configuration value for ABBRV_TYPE');
   }