diff --git a/Frameworks/Account/AccountManager.swift b/Frameworks/Account/AccountManager.swift
index b0c8dca0b..80aae85f6 100644
--- a/Frameworks/Account/AccountManager.swift
+++ b/Frameworks/Account/AccountManager.swift
@@ -166,6 +166,9 @@ public final class AccountManager: UnreadCountProvider {
 	}
 	
 	public func duplicateServiceAccount(type: AccountType, username: String?) -> Bool {
+		guard type != .onMyMac else {
+			return false
+		}
 		for account in accounts {
 			if account.type == type && username == account.username {
 				return true