diff --git a/MVMCoreUI/Atomic/Atoms/TextFields/MdnEntryField.swift b/MVMCoreUI/Atomic/Atoms/TextFields/MdnEntryField.swift
index ad7c8b49..d80a008b 100644
--- a/MVMCoreUI/Atomic/Atoms/TextFields/MdnEntryField.swift
+++ b/MVMCoreUI/Atomic/Atoms/TextFields/MdnEntryField.swift
@@ -123,7 +123,7 @@ import MVMCore
             return true
         }
         
-        let isValid = hasValidMDN()
+        isValid = hasValidMDN()
         
         if self.isValid {
             showError = false