diff --git a/launcher/ui/pages/global/JavaPage.ui b/launcher/ui/pages/global/JavaPage.ui
index 6ccffed4..c03d46c0 100644
--- a/launcher/ui/pages/global/JavaPage.ui
+++ b/launcher/ui/pages/global/JavaPage.ui
@@ -96,7 +96,7 @@
              <string notr="true"> MiB</string>
             </property>
             <property name="minimum">
-             <number>128</number>
+             <number>1</number>
             </property>
             <property name="maximum">
              <number>65536</number>
diff --git a/launcher/ui/pages/instance/InstanceSettingsPage.ui b/launcher/ui/pages/instance/InstanceSettingsPage.ui
index 837803b9..b12dd707 100644
--- a/launcher/ui/pages/instance/InstanceSettingsPage.ui
+++ b/launcher/ui/pages/instance/InstanceSettingsPage.ui
@@ -151,7 +151,7 @@
              <string notr="true"> MiB</string>
             </property>
             <property name="minimum">
-             <number>128</number>
+             <number>1</number>
             </property>
             <property name="maximum">
              <number>65536</number>