diff --git a/src/gui/res/SetupWizardBase.ui b/src/gui/res/SetupWizardBase.ui
index 07ac9725..222827e4 100644
--- a/src/gui/res/SetupWizardBase.ui
+++ b/src/gui/res/SetupWizardBase.ui
@@ -296,7 +296,7 @@
       <item row="2" column="1">
        <widget class="QLabel" name="m_pLabelForgotPassword">
         <property name="text">
-         <string>&lt;a href=&quot;https://synergy-foss.org/premium/reset/&quot;&gt;Forgot password&lt;/a&gt;</string>
+         <string>&lt;a href=&quot;https://synergy-foss.org/premium/reset/?source=gui&quot;&gt;Forgot password&lt;/a&gt;</string>
         </property>
         <property name="openExternalLinks">
          <bool>true</bool>
diff --git a/src/gui/src/MainWindow.cpp b/src/gui/src/MainWindow.cpp
index 7aec42b4..5822ea89 100644
--- a/src/gui/src/MainWindow.cpp
+++ b/src/gui/src/MainWindow.cpp
@@ -16,7 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#define WEBSITE_ADDRESS "synergy-foss.org"
+#define DOWNLOAD_URL "http://synergy-foss.org/?source=gui"
 
 #include <iostream>
 
@@ -324,7 +324,7 @@ void MainWindow::updateFound(const QString &version)
 		tr("<p>Your version of Synergy is out of date. "
 		   "Version <b>%1</b> is now available to "
 		   "<a href=\"%2\">download</a>.</p>")
-		.arg(version).arg("http://synergy-foss.org"));
+		.arg(version).arg(DOWNLOAD_URL));
 }
 
 void MainWindow::appendLogNote(const QString& text)
diff --git a/src/gui/src/SetupWizard.cpp b/src/gui/src/SetupWizard.cpp
index 66caece8..68c69a10 100644
--- a/src/gui/src/SetupWizard.cpp
+++ b/src/gui/src/SetupWizard.cpp
@@ -112,7 +112,7 @@ bool SetupWizard::validateCurrentPage()
 		}
 		else if (m_pRadioButtonPremiumRegister->isChecked())
 		{
-			const QUrl url(QString("https://synergy-foss.org/premium/register/"));
+			const QUrl url(QString("https://synergy-foss.org/premium/register/?source=gui"));
 			QDesktopServices::openUrl(url);
 			m_pRadioButtonPremiumLogin->setChecked(true);
 			return false;