diff --git a/homeassistant/helpers/config_validation.py b/homeassistant/helpers/config_validation.py
index e6c2792304b..f2ac86239f8 100644
--- a/homeassistant/helpers/config_validation.py
+++ b/homeassistant/helpers/config_validation.py
@@ -1444,6 +1444,7 @@ currency = vol.In(
         "YER",
         "ZAR",
         "ZMK",
+        "ZMW",
         "ZWL",
     },
     msg="invalid ISO 4217 formatted currency",