diff --git a/glanceclient/common/http.py b/glanceclient/common/http.py
index 882fd1b..4922b57 100644
--- a/glanceclient/common/http.py
+++ b/glanceclient/common/http.py
@@ -356,7 +356,7 @@ class VerifiedHTTPSConnection(HTTPSConnection):
 
         # Also try Subject Alternative Names for a match
         san_list = None
-        for i in xrange(x509.get_extension_count()):
+        for i in range(x509.get_extension_count()):
             ext = x509.get_extension(i)
             if ext.get_short_name() == 'subjectAltName':
                 san_list = str(ext)