diff --git a/keystone/meta/fluentd.yml b/keystone/meta/fluentd.yml
index c2aae35..8319670 100644
--- a/keystone/meta/fluentd.yml
+++ b/keystone/meta/fluentd.yml
@@ -42,8 +42,9 @@
                 value: INFO
               - name: programname
                 value: keystone-wsgi
+                # Apache logs response time in microseconds
               - name: http_response_time
-                value: ${ record['http_response_time'].to_i/100000.to_f }
+                value: ${ record['http_response_time'].to_i/10**6.to_f }
         match:
           send_to_default:
             tag: openstack.keystone