diff --git a/tools/analyzer_plugin/analysis_options.yaml b/tools/analyzer_plugin/analysis_options.yaml
index 9ec565946..76e1b662d 100644
--- a/tools/analyzer_plugin/analysis_options.yaml
+++ b/tools/analyzer_plugin/analysis_options.yaml
@@ -15,7 +15,6 @@ analyzer:
     missing_return: warning
     # Override workiva_analysis_options upgrade to warning
     unused_import: info
-    import_of_legacy_library_into_null_safe: warning
     implementation_imports: warning
     # To work around warning "'can_be_null_after_null_aware' isn't a recognized error code" in Dart 3
     included_file_warning: info