diff --git a/src/button/button.css b/src/button/button.css
index 7559ab3..3942ffb 100644
--- a/src/button/button.css
+++ b/src/button/button.css
@@ -66,8 +66,7 @@
 }
 
 .thaw-button--round {
-    padding: 0 10px;
-    border-radius: 50%;
+    border-radius: var(--thaw-height);
 }
 
 @keyframes thawLoadingCircle {