diff --git a/packages/sage-system/lib/inputgroup.js b/packages/sage-system/lib/inputgroup.js
index e6c54dc407..2538b42dc0 100644
--- a/packages/sage-system/lib/inputgroup.js
+++ b/packages/sage-system/lib/inputgroup.js
@@ -28,9 +28,9 @@ Sage.inputgroup = (function() {
     inputGroupBtns.forEach(function(btn) {
       const parentGroup = btn.closest(".sage-input-group");
       const field = parentGroup.querySelector(".sage-input__field");
-      const parentDir = parentGroup.getAttribute('dir');
+      const parentDir = btn.closest('html[dir="rtl"]');
 
-      if (parentDir === 'rtl') {
+      if (parentDir) {
         field.style.paddingLeft = `${btn.offsetWidth + inputPaddingOffset}px`;
       } else {
         field.style.paddingRight = `${btn.offsetWidth + inputPaddingOffset}px`;