diff --git a/src/add-ons/mail_daemon/inbound_protocols/pop3/SimpleMailProtocol.cpp b/src/add-ons/mail_daemon/inbound_protocols/pop3/SimpleMailProtocol.cpp
index 0fb090b904..f7ccf278f1 100644
--- a/src/add-ons/mail_daemon/inbound_protocols/pop3/SimpleMailProtocol.cpp
+++ b/src/add-ons/mail_daemon/inbound_protocols/pop3/SimpleMailProtocol.cpp
@@ -43,7 +43,7 @@ SimpleMailProtocol::Init()
 		password = passwd;
 
 	error = Login(settings->FindString("username"), password, settings->FindInt32("auth_method"));
-	delete passwd;
+	delete[] passwd;
 
 	if (error < B_OK) {
 		runner->Stop();