diff --git a/builtin_map_test.go b/builtin_map_test.go
index 76284a46..6c63bd8e 100644
--- a/builtin_map_test.go
+++ b/builtin_map_test.go
@@ -260,7 +260,7 @@ func createOrderedMap(vm *Runtime, size int) *orderedMap {
 			value: value,
 		}
 		// These iter items are necessary for testing the mem usage
-		// estimation since that's who we iterate through the map.
+		// estimation since that's how we iterate through the map.
 		if i > 0 {
 			ht[uint64(i)].iterPrev = ht[uint64(i-1)]
 			ht[uint64(i-1)].iterNext = ht[uint64(i)]
diff --git a/builtin_set_test.go b/builtin_set_test.go
index 4e164b20..e00ae265 100644
--- a/builtin_set_test.go
+++ b/builtin_set_test.go
@@ -201,7 +201,7 @@ func createOrderedMapWithNilValues(size int) *orderedMap {
 			value: nil,
 		}
 		// These iter items are necessary for testing the mem usage
-		// estimation since that's who we iterate through the map.
+		// estimation since that's how we iterate through the map.
 		if i > 0 {
 			ht[uint64(i)].iterPrev = ht[uint64(i-1)]
 			ht[uint64(i-1)].iterNext = ht[uint64(i)]