diff --git a/packages/input-otp/src/input.tsx b/packages/input-otp/src/input.tsx
index e2b0a8c..b958944 100644
--- a/packages/input-otp/src/input.tsx
+++ b/packages/input-otp/src/input.tsx
@@ -380,8 +380,8 @@ export const OTPInput = React.forwardRef<HTMLInputElement, OTPInputProps>(
         lineHeight: '1',
         letterSpacing: '-.5em',
         fontSize: 'var(--root-height)',
-        fontFamily: 'monospace',
         fontVariantNumeric: 'tabular-nums',
+        boxSizing: 'border-box',
         // letterSpacing: '-1em',
         // transform: 'scale(1.5)',
         // paddingRight: '100%',