diff --git a/packages/core/src/helpers/isMarkActive.ts b/packages/core/src/helpers/isMarkActive.ts
index af0ffd37..f276670f 100644
--- a/packages/core/src/helpers/isMarkActive.ts
+++ b/packages/core/src/helpers/isMarkActive.ts
@@ -65,5 +65,5 @@ export default function isMarkActive(
       return sum + size
     }, 0)
 
-  return selectionRange === range
+  return range >= selectionRange
 }
diff --git a/packages/core/src/helpers/isNodeActive.ts b/packages/core/src/helpers/isNodeActive.ts
index fe78c93b..082df635 100644
--- a/packages/core/src/helpers/isNodeActive.ts
+++ b/packages/core/src/helpers/isNodeActive.ts
@@ -63,5 +63,5 @@ export default function isNodeActive(
       return sum + size
     }, 0)
 
-  return selectionRange === range
+  return range >= selectionRange
 }