diff --git a/src/plugins/projectexplorer/toolchainconfigwidget.cpp b/src/plugins/projectexplorer/toolchainconfigwidget.cpp
index 7784d10faa31146f52c72d7fa06ea41054994ce7..9614bd0f06e088c91065843fc8a4405d761fe09b 100644
--- a/src/plugins/projectexplorer/toolchainconfigwidget.cpp
+++ b/src/plugins/projectexplorer/toolchainconfigwidget.cpp
@@ -47,6 +47,7 @@ ToolChainConfigWidget::ToolChainConfigWidget(ToolChain *tc) :
     m_nameLineEdit = new QLineEdit(this);
     m_nameLineEdit->setText(tc->displayName());
     m_mainLayout = new QFormLayout(this);
+    m_mainLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow); // for the Macs...
     m_mainLayout->addRow(tr("Name:"), m_nameLineEdit);
 
     connect(m_nameLineEdit, SIGNAL(textChanged(QString)), SIGNAL(dirty()));