diff --git a/terminus-terminal/src/components/appearanceSettingsTab.component.pug b/terminus-terminal/src/components/appearanceSettingsTab.component.pug
index 8c22feb3..1987ab4a 100644
--- a/terminus-terminal/src/components/appearanceSettingsTab.component.pug
+++ b/terminus-terminal/src/components/appearanceSettingsTab.component.pug
@@ -26,6 +26,7 @@ h3.mb-3 Appearance
                 )
                 input.form-control.w-25(
                     type='number',
+                    max='48',
                     [(ngModel)]='config.store.terminal.fontSize',
                     (ngModelChange)='config.save()',
                 )