diff --git a/pgxn/neon/file_cache.c b/pgxn/neon/file_cache.c
index fe752740bf..3120ec8e6c 100644
--- a/pgxn/neon/file_cache.c
+++ b/pgxn/neon/file_cache.c
@@ -387,7 +387,6 @@ lfc_init(void)
 							&lfc_enabled,
 							true, /* enabled by default */
 							PGC_POSTMASTER,
-							0,
 							NULL,
 							lfc_change_state,
 							NULL);