2015-09-23: clearer indentation

clearer indentation

diff --git a/wisp-reader.w b/wisp-reader.w
--- a/wisp-reader.w
+++ b/wisp-reader.w
@@ -24,11 +24,11 @@ catch #t
         setlocale LC_ALL ""
       lambda : key . parameters
         format (current-error-port)
-          string-join
-              list "Error: setlocale LC_ALL \"\" failed: ~A: ~A"
-                 . "locales not set up. Using explicit US English locale.\n"
-              . "\n       "
-          . key parameters
+            string-join
+                list "Error: setlocale LC_ALL \"\" failed: ~A: ~A"
+                   . "locales not set up. Using explicit US English locale.\n"
+                . "\n       "
+            . key parameters
         setlocale LC_ALL "en_US.UTF-8"
 
 ;;;