diff --git a/neutron/db/quota/driver.py b/neutron/db/quota/driver.py
index 708007cb077..a7e8fa273b9 100644
--- a/neutron/db/quota/driver.py
+++ b/neutron/db/quota/driver.py
@@ -186,8 +186,8 @@ class DbQuotaDriver(object):
                                        current_limits.items() if limit < 0])
             # Do not even bother counting resources and calculating headroom
             # for resources with unlimited quota
-            LOG.debug(("Resources %s have unlimited quota limit. It is not "
-                       "required to calculated headroom "),
+            LOG.debug("Resources %s have unlimited quota limit. It is not "
+                       "required to calculate headroom ",
                       ",".join(unlimited_resources))
             requested_resources = (set(requested_resources) -
                                    unlimited_resources)