diff --git a/vops.c b/vops.c
index 85f00f8..17d8b9e 100644
--- a/vops.c
+++ b/vops.c
@@ -67,9 +67,6 @@ PG_MODULE_MAGIC;
 
 /* pg module functions */
 void _PG_init(void);
-#if PG_VERSION_NUM<150000
-void _PG_fini(void);
-#endif
 
 uint64 filter_mask = ~0;
 static struct {
@@ -4744,18 +4741,3 @@ void _PG_init(void)
 							 NULL,
 							 NULL);
 }
-
-#if PG_VERSION_NUM<150000
-void _PG_fini(void)
-{
-	elog(LOG, "Finalize VOPS extension");
-	/* Restore hooks */
-	post_parse_analyze_hook = post_parse_analyze_hook_next;
-#if PG_VERSION_NUM<140000
-	ExplainOneQuery_hook = save_explain_hook;
-#endif
-
-	/* undo static initializations */
-	reset_static_cache();
-}
-#endif