diff --git a/src/utils/validation.cpp b/src/utils/validation.cpp
index 7c954fef9..f5017aec5 100644
--- a/src/utils/validation.cpp
+++ b/src/utils/validation.cpp
@@ -1,113 +1,113 @@
 /* -*- mode: c++; c-basic-offset:4 -*-
     utils/validation.cpp
 
     This file is part of Kleopatra, the KDE keymanager
     SPDX-FileCopyrightText: 2008 Klarälvdalens Datakonsult AB
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include <config-kleopatra.h>
 
 #include "validation.h"
 
 #include <utils/multivalidator.h>
 
 #include <KEmailAddress>
 
 #include "kleopatra_debug.h"
 
 #include <QRegularExpression>
 
 
 using namespace Kleo;
 
 namespace
 {
 
 template<class Validator>
 class EmptyIsAcceptableValidator : public Validator
 {
 public:
     using Validator::Validator;
 
     QValidator::State validate(QString &str, int &pos) const override
     {
         if (str.trimmed().isEmpty()) {
             return QValidator::Acceptable;
         }
         return Validator::validate(str, pos);
     }
 };
 
 class EMailValidator : public QValidator
 {
 public:
     explicit EMailValidator(QObject *parent = nullptr) : QValidator(parent) {}
 
     State validate(QString &str, int &pos) const override
     {
         Q_UNUSED(pos)
         if (KEmailAddress::isValidSimpleAddress(str)) {
             return Acceptable;
         }
         return Intermediate;
     }
 };
 
 QValidator *regularExpressionValidator(Validation::Flags flags, const QString &regexp, QObject *parent)
 {
     if (flags & Validation::Required) {
         return new QRegularExpressionValidator{QRegularExpression{regexp}, parent};
     } else {
         return new EmptyIsAcceptableValidator<QRegularExpressionValidator>{QRegularExpression{regexp}, parent};
     }
 }
 
 }
 
 QValidator *Validation::email(Flags flags, QObject *parent)
 {
     if (flags & Required) {
         return new EMailValidator{parent};
     } else {
         return new EmptyIsAcceptableValidator<EMailValidator>{parent};
     }
 }
 
 QValidator *Validation::email(const QString &addRX, Flags flags, QObject *parent)
 {
     return new MultiValidator{email(flags), regularExpressionValidator(flags, addRX, nullptr), parent};
 }
 
 QValidator *Validation::pgpName(Flags flags, QObject *parent)
 {
     // this regular expression is modeled after gnupg/g10/keygen.c:ask_user_id:
-    static const auto name_rx = QRegularExpression{QStringLiteral("[^0-9<>][^<>@]{3,}")};
+    static const auto name_rx = QRegularExpression{QStringLiteral("[^0-9<>][^<>@]{4,}")};
     if (flags & Required) {
         return new QRegularExpressionValidator{name_rx, parent};
     } else {
         return new EmptyIsAcceptableValidator<QRegularExpressionValidator>{name_rx, parent};
     }
 }
 
 QValidator *Validation::pgpName(const QString &addRX, Flags flags, QObject *parent)
 {
     return new MultiValidator{pgpName(flags), regularExpressionValidator(flags, addRX, nullptr), parent};
 }
 
 QValidator *Validation::pgpComment(Flags flags, QObject *parent)
 {
     // this regular expression is modeled after gnupg/g10/keygen.c:ask_user_id:
     static const auto comment_rx = QRegularExpression{QStringLiteral("[^()]*")};
     if (flags & Required) {
         return new QRegularExpressionValidator{comment_rx, parent};
     } else {
         return new EmptyIsAcceptableValidator<QRegularExpressionValidator>{comment_rx, parent};
     }
 }
 
 QValidator *Validation::pgpComment(const QString &addRX, Flags flags, QObject *parent)
 {
     return new MultiValidator{pgpComment(flags), regularExpressionValidator(flags, addRX, nullptr), parent};
 }