diff --git a/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp b/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
index 1a4cf9f13..73fc76149 100644
--- a/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
+++ b/code/ryzom/tools/client/ryzom_installer/src/operationdialog.cpp
@@ -920,7 +920,7 @@ bool COperationDialog::createAddRemoveEntry()
 			settings.setValue("DisplayIcon", nativeFullPath + ",0");
 			settings.setValue("DisplayName", QApplication::applicationName());
 			settings.setValue("DisplayVersion", RYZOM_VERSION);
-			settings.setValue("EstimatedSize", getDirectorySize(config->getInstallationDirectory()));
+			settings.setValue("EstimatedSize", getDirectorySize(config->getInstallationDirectory(), true));
 			settings.setValue("InstallDate", QDateTime::currentDateTime().toString("Ymd"));
 			settings.setValue("InstallLocation", config->getInstallationDirectory());
 			settings.setValue("MajorVersion", versionTokens[0].toInt());
@@ -965,7 +965,7 @@ bool COperationDialog::updateAddRemoveEntry()
 			QStringList versionTokens = QApplication::applicationVersion().split('.');
 
 			settings.setValue("DisplayVersion", QApplication::applicationVersion());
-			settings.setValue("EstimatedSize", getDirectorySize(config->getInstallationDirectory()));
+			settings.setValue("EstimatedSize", getDirectorySize(config->getInstallationDirectory(), true));
 			settings.setValue("MajorVersion", versionTokens[0].toInt());
 			settings.setValue("MinorVersion", versionTokens[1].toInt());
 #endif
diff --git a/code/ryzom/tools/client/ryzom_installer/src/uninstalldialog.cpp b/code/ryzom/tools/client/ryzom_installer/src/uninstalldialog.cpp
index a527e680a..94ea973e6 100644
--- a/code/ryzom/tools/client/ryzom_installer/src/uninstalldialog.cpp
+++ b/code/ryzom/tools/client/ryzom_installer/src/uninstalldialog.cpp
@@ -243,7 +243,7 @@ void CUninstallDialog::updateSizes()
 	{
 		const CServer &server = config->getServer(it.key());
 
-		qint64 bytes = getDirectorySize(server.getDirectory());
+		qint64 bytes = getDirectorySize(server.getDirectory(), true);
 
 		emit updateSize(it.value(), qBytesToHumanReadable(bytes));
 
@@ -257,7 +257,7 @@ void CUninstallDialog::updateSizes()
 	{
 		const CProfile &profile = config->getProfile(it.key());
 
-		qint64 bytes = getDirectorySize(profile.getDirectory());
+		qint64 bytes = getDirectorySize(profile.getDirectory(), true);
 
 		emit updateSize(it.value(), qBytesToHumanReadable(bytes));
 
diff --git a/code/ryzom/tools/client/ryzom_installer/src/utils.h b/code/ryzom/tools/client/ryzom_installer/src/utils.h
index 363c30b9e..6de89bcba 100644
--- a/code/ryzom/tools/client/ryzom_installer/src/utils.h
+++ b/code/ryzom/tools/client/ryzom_installer/src/utils.h
@@ -30,7 +30,7 @@
 
 QString qBytesToHumanReadable(qint64 bytes);
 
-qint64 getDirectorySize(const QString &directory);
+qint64 getDirectorySize(const QString &directory, bool recursize);
 
 // Convert a UTF-8 string to QString
 QString qFromUtf8(const std::string &str);