diff --git a/src/gui/volumegroupdialog.cpp b/src/gui/volumegroupdialog.cpp
index 35e9702..6a59ab5 100644
--- a/src/gui/volumegroupdialog.cpp
+++ b/src/gui/volumegroupdialog.cpp
@@ -78,7 +78,7 @@ void VolumeGroupDialog::setupDialog()
     /* LVM Volume group name can consists of: letters numbers _ . - +
      * It cannot start with underscore _ and must not be equal to . or .. or any entry in /dev/
      * QLineEdit accepts QValidator::Intermediate, so we just disable . at the beginning */
-    QRegularExpression re(QStringLiteral(R"(^(?!_|.)[\w\-.+]+)"));
+    QRegularExpression re(QStringLiteral(R"(^(?!_|\.)[\w\-.+]+)"));
     QRegularExpressionValidator *validator = new QRegularExpressionValidator(re, this);
     dialogWidget().vgName().setValidator(validator);
     dialogWidget().vgName().setText(targetName());