diff --git a/shaperglot/checks/no_orphaned_marks.py b/shaperglot/checks/no_orphaned_marks.py
index c145d06..4dacea4 100644
--- a/shaperglot/checks/no_orphaned_marks.py
+++ b/shaperglot/checks/no_orphaned_marks.py
@@ -24,6 +24,8 @@ def describe(self):
         return f"that, when {self.input.describe()}, no marks are left unattached"
 
     def execute(self, checker):
+        if not self.input.text:
+            return
         buffer = self.input.shape(checker)
         dotted_circle_glyph = checker.cmap.get(0x25CC)