diff --git a/contrib/amcheck/verify_nbtree.c b/contrib/amcheck/verify_nbtree.c
index d92a9466224..ce80052ea66 100644
--- a/contrib/amcheck/verify_nbtree.c
+++ b/contrib/amcheck/verify_nbtree.c
@@ -786,7 +786,7 @@ bt_check_level_from_leftmost(BtreeCheckState *state, BtreeLevel level)
 							 errmsg("block %u is not leftmost in index \"%s\"",
 									current, RelationGetRelationName(state->rel))));
 
-				if (level.istruerootlevel && !P_ISROOT(opaque))
+				if (level.istruerootlevel && (!P_ISROOT(opaque) && !P_INCOMPLETE_SPLIT(opaque)))
 					ereport(ERROR,
 							(errcode(ERRCODE_INDEX_CORRUPTED),
 							 errmsg("block %u is not true root in index \"%s\"",
@@ -2049,7 +2049,7 @@ bt_child_highkey_check(BtreeCheckState *state,
 		 * If we visit page with high key, check that it is equal to the
 		 * target key next to corresponding downlink.
 		 */
-		if (!rightsplit && !P_RIGHTMOST(opaque))
+		if (!rightsplit && !P_RIGHTMOST(opaque) && !P_ISHALFDEAD(opaque))
 		{
 			BTPageOpaque topaque;
 			IndexTuple	highkey;