diff --git a/watcher/decision_engine/strategy/strategies/outlet_temp_control.py b/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
index a0c3060f6..0aba274a0 100644
--- a/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
+++ b/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
@@ -71,8 +71,8 @@ class OutletTempControl(base.ThermalOptimizationBaseStrategy):
 
     *Spec URL*
 
-    https://github.com/openstack/watcher-specs/blob/master/specs/mitaka/approved/outlet-temperature-based-strategy.rst
-    """  # noqa
+    https://github.com/openstack/watcher-specs/blob/master/specs/mitaka/implemented/outlet-temperature-based-strategy.rst
+    """
 
     # The meter to report outlet temperature in ceilometer
     MIGRATION = "migrate"