diff --git a/README.md b/README.md
index 7002c5a..eb742f7 100644
--- a/README.md
+++ b/README.md
@@ -474,7 +474,7 @@ SET hnsw.ef_stream = 10000;
 The scan will also end if reaches `work_mem`, at which point a notice is shown
 
 ```text
-NOTICE:  hnsw iterative search exceeded work_mem after 50000 tuples
+NOTICE:  hnsw index scan exceeded work_mem after 50000 tuples
 HINT:  Increase work_mem to scan more tuples.
 ```
 
diff --git a/src/hnswscan.c b/src/hnswscan.c
index de68e6a..791ca4f 100644
--- a/src/hnswscan.c
+++ b/src/hnswscan.c
@@ -234,7 +234,7 @@ hnswgettuple(IndexScanDesc scan, ScanDirection dir)
 				if (pairingheap_is_empty(so->discarded))
 				{
 					ereport(NOTICE,
-							(errmsg("hnsw iterative search exceeded work_mem after " INT64_FORMAT " tuples", so->tuples),
+							(errmsg("hnsw index scan exceeded work_mem after " INT64_FORMAT " tuples", so->tuples),
 							 errhint("Increase work_mem to scan more tuples.")));
 
 					break;