diff --git a/pgxn/neon/file_cache.c b/pgxn/neon/file_cache.c
index 3eeab10aff..cd4bd1f3c4 100644
--- a/pgxn/neon/file_cache.c
+++ b/pgxn/neon/file_cache.c
@@ -102,7 +102,7 @@ static shmem_request_hook_type prev_shmem_request_hook;
 void PGDLLEXPORT FileCacheMonitorMain(Datum main_arg);
 
 /*
- * Local file cache is mandatory and Neon can work without it.
+ * Local file cache is optional and Neon can work without it.
  * In case of any any errors with this cache, we should disable it but to not throw error.
  * Also we should allow  re-enable it if source of failure (lack of disk space, permissions,...) is fixed.
  * All cache content should be invalidated to avoid reading of stale or corrupted data