diff --git a/src/components/MdField/MdSelect/MdOption.vue b/src/components/MdField/MdSelect/MdOption.vue
index 9908683cd..913746440 100644
--- a/src/components/MdField/MdSelect/MdOption.vue
+++ b/src/components/MdField/MdSelect/MdOption.vue
@@ -39,7 +39,7 @@
         return this.MdOptgroup.disabled || this.disabled
       },
       key () {
-        let isSet = (this.value || this.value === 0)
+        let isSet = (this.value || this.value === 0 || this.value === false)
         return isSet ? this.value : this.uniqueId
       },
       inputLabel () {