diff --git a/wideq/ac.py b/wideq/ac.py
index a692573..3181fc8 100644
--- a/wideq/ac.py
+++ b/wideq/ac.py
@@ -17,6 +17,7 @@ class ACMode(enum.Enum):
     ACO = "@AC_MAIN_OPERATION_MODE_ACO_W"
     AROMA = "@AC_MAIN_OPERATION_MODE_AROMA_W"
     ENERGY_SAVING = "@AC_MAIN_OPERATION_MODE_ENERGY_SAVING_W"
+    ENERGY_SAVER = "@AC_MAIN_OPERATION_MODE_ENERGY_SAVER_W"
 
 
 class ACFanSpeed(enum.Enum):