diff --git a/util/regress b/util/regress
index 8ff07c453..034201317 100755
--- a/util/regress
+++ b/util/regress
@@ -40,7 +40,8 @@ optparser.add_option('-v', '--verbose', dest='verbose', action='store_true',
                      default=False,
                      help='echo commands before executing')
 optparser.add_option('--builds', dest='builds',
-                     default='ALPHA_SE,ALPHA_FS,MIPS_SE,SPARC_SE,SPARC_FS',
+                     default='ALPHA_SE,ALPHA_FS,MIPS_SE,' + \
+                     'SPARC_SE,SPARC_FS,X86_SE',
                      help='comma-separated list of build targets to test  '
                      " (default: '%default')" )
 optparser.add_option('--variants', dest='variants',