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-rw-r--r--logic/LegacyInstance.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/logic/LegacyInstance.cpp b/logic/LegacyInstance.cpp
index dce1d2f3..3aa3e683 100644
--- a/logic/LegacyInstance.cpp
+++ b/logic/LegacyInstance.cpp
@@ -68,6 +68,7 @@ MinecraftProcess* LegacyInstance::prepareForLaunch(QString user, QString session
// launcher arguments
args << QString("-Xms%1m").arg(settings().get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(settings().get("MaxMemAlloc").toInt());
+ args << QString("-XX:MaxPermSize=%1m").arg(settings().get("PermGen").toInt());
args << "-jar" << LAUNCHER_FILE;
args << user;
args << session;