diff --git a/test/expected/test.out b/test/expected/test.out
index bffb978..fcd0738 100644
--- a/test/expected/test.out
+++ b/test/expected/test.out
@@ -273,13 +273,13 @@ SELECT DISTINCT b FROM test ORDER BY b;
  
  /
  /foobar
+ foobar
  HTTP://www.EXAMPLE.com/
  eXAMPLE://a/./b/../b/%63/%7bfoo%7d
- foobar
  ftp://ftp.gnu.org/gnu/bison
  http://[1080::8:800:200C:417A]/foo
- http://[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]:80/index.html
  http://admin:password@192.168.0.1
+ http://[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]:80/index.html
  http://host:
  http://www.ex%41mple.com/
  http://www.postgresql.org/
diff --git a/uri.c b/uri.c
index 06bf85d..7403fc4 100644
--- a/uri.c
+++ b/uri.c
@@ -356,7 +356,7 @@ _uri_cmp(Datum a, Datum b)
 	int res = 0;
 
 	parse_uri(sa, &ua);
-	parse_uri(sa, &ub);
+	parse_uri(sb, &ub);
 
 	if (res == 0)
 		res = cmp_text_range(ua.scheme, ub.scheme);