diff --git a/core/includes/install.inc b/core/includes/install.inc
index 5c9dcf90871fdda04ec6dbc6e35ab77ee66035d5..ab818ba05e05fed25e6fac7b2b676689082e88b3 100644
--- a/core/includes/install.inc
+++ b/core/includes/install.inc
@@ -303,7 +303,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
             else {
               // If the expression was $a = 1 + 2; then we replaced 1 and
               // the + is unexpected.
-              throw new Exception('Unepxected token after replacing value.');
+              throw new Exception('Unexpected token after replacing value.');
             }
             break;
         }