diff --git a/lib/src/model/package_builder.dart b/lib/src/model/package_builder.dart
index ead814689a..1631382a62 100644
--- a/lib/src/model/package_builder.dart
+++ b/lib/src/model/package_builder.dart
@@ -568,9 +568,6 @@ extension on Set<String> {
           add(part.source.fullName);
         }
       }
-      for (var augmentation in element.augmentationImports) {
-        addFilesReferencedBy(augmentation.importedAugmentation);
-      }
     }
   }
 }