diff --git a/pgxn/neon/libpagestore.c b/pgxn/neon/libpagestore.c
index a1fe4c6550..88d7bbfba3 100644
--- a/pgxn/neon/libpagestore.c
+++ b/pgxn/neon/libpagestore.c
@@ -200,14 +200,10 @@ get_shard_number(BufferTag* tag)
 	uint32	  hash;
 
 #if PG_MAJORVERSION_NUM < 16
-	hash = murmurhash32(tag->rnode.spcNode);
-	hash = hash_combine(hash, murmurhash32(tag->rnode.dbNode));
-	hash = hash_combine(hash, murmurhash32(tag->rnode.relNode));
+	hash = murmurhash32(tag->rnode.relNode);
 	hash = hash_combine(hash, murmurhash32(tag->blockNum/(MB/BLCKSZ)/stripe_size));
 #else
-	hash = murmurhash32(tag->spcOid);
-	hash = hash_combine(hash, murmurhash32(tag->dbOid));
-	hash = hash_combine(hash, murmurhash32(tag->relNumber));
+	hash = murmurhash32(tag->relNumber);
 	hash = hash_combine(hash, murmurhash32(tag->blockNum/(MB/BLCKSZ)/stripe_size));
 #endif