diff --git a/sass/_external.scss b/sass/_external.scss
index b021b16..3207325 100644
--- a/sass/_external.scss
+++ b/sass/_external.scss
@@ -8,8 +8,8 @@
 	mask-size: cover;
 	margin-inline-start: 0.25rem;
 	background-color: var(--primary-color);
-	width: 0.75rem;
-	height: 0.75rem;
+	width: max(0.75rem, 0.75em);
+	height: max(0.75rem, 0.75em);
 	content: "";
 
 	:root[dir*="rtl"] & {