diff --git a/src/Framework/BootstrapFramework.php b/src/Framework/BootstrapFramework.php
index 9e5a716..9752477 100644
--- a/src/Framework/BootstrapFramework.php
+++ b/src/Framework/BootstrapFramework.php
@@ -368,7 +368,7 @@ protected function sizing(): array
             $items['w-'.$btClass] = 'w-'.$twClass;
 
             //no percentages in TW for heights except for full
-            if ($btClass === '100') {
+            if ($btClass == 100) {
                 $items['h-'.$btClass] = 'h-'.$twClass;
             }
         }