diff --git a/tests/baselines/reference/api/tsserverlibrary.d.ts b/tests/baselines/reference/api/tsserverlibrary.d.ts
index cd6cc5e2bd9..9d338a9fd10 100644
--- a/tests/baselines/reference/api/tsserverlibrary.d.ts
+++ b/tests/baselines/reference/api/tsserverlibrary.d.ts
@@ -7444,6 +7444,7 @@ declare namespace ts.server {
         private plugins;
         private cachedUnresolvedImportsPerFile;
         private lastCachedUnresolvedImportsList;
+        private lastFileExceededProgramSize;
         protected languageService: LanguageService;
         languageServiceEnabled: boolean;
         readonly trace?: (s: string) => void;