diff --git a/pkg/extensions/search/convert/convert_test.go b/pkg/extensions/search/convert/convert_test.go
index e6a59606..b2ee14b8 100644
--- a/pkg/extensions/search/convert/convert_test.go
+++ b/pkg/extensions/search/convert/convert_test.go
@@ -6,6 +6,7 @@ import (
 	"errors"
 	"strconv"
 	"testing"
+	"time"
 
 	"github.com/99designs/gqlgen/graphql"
 	godigest "github.com/opencontainers/go-digest"
@@ -19,6 +20,7 @@ import (
 	"zotregistry.io/zot/pkg/extensions/search/common"
 	"zotregistry.io/zot/pkg/extensions/search/convert"
 	cveinfo "zotregistry.io/zot/pkg/extensions/search/cve"
+	"zotregistry.io/zot/pkg/extensions/search/gql_generated"
 	"zotregistry.io/zot/pkg/log"
 	"zotregistry.io/zot/pkg/meta/bolt"
 	"zotregistry.io/zot/pkg/meta/repodb"
@@ -301,6 +303,44 @@ func TestConvertErrors(t *testing.T) {
 	})
 }
 
+func TestUpdateLastUpdatedTimestam(t *testing.T) {
+	Convey("Image summary is the first image checked for the repo", t, func() {
+		before := time.Time{}
+		after := time.Date(2023, time.April, 1, 11, 0, 0, 0, time.UTC)
+		img := convert.UpdateLastUpdatedTimestamp(
+			&before,
+			&gql_generated.ImageSummary{LastUpdated: &before},
+			&gql_generated.ImageSummary{LastUpdated: &after},
+		)
+
+		So(*img.LastUpdated, ShouldResemble, after)
+	})
+
+	Convey("Image summary is updated after the current latest image", t, func() {
+		before := time.Date(2022, time.April, 1, 11, 0, 0, 0, time.UTC)
+		after := time.Date(2023, time.April, 1, 11, 0, 0, 0, time.UTC)
+		img := convert.UpdateLastUpdatedTimestamp(
+			&before,
+			&gql_generated.ImageSummary{LastUpdated: &before},
+			&gql_generated.ImageSummary{LastUpdated: &after},
+		)
+
+		So(*img.LastUpdated, ShouldResemble, after)
+	})
+
+	Convey("Image summary is updated before the current latest image", t, func() {
+		before := time.Date(2022, time.April, 1, 11, 0, 0, 0, time.UTC)
+		after := time.Date(2023, time.April, 1, 11, 0, 0, 0, time.UTC)
+		img := convert.UpdateLastUpdatedTimestamp(
+			&after,
+			&gql_generated.ImageSummary{LastUpdated: &after},
+			&gql_generated.ImageSummary{LastUpdated: &before},
+		)
+
+		So(*img.LastUpdated, ShouldResemble, after)
+	})
+}
+
 func TestBuildImageInfo(t *testing.T) {
 	rootDir := t.TempDir()
 
diff --git a/pkg/extensions/search/convert/repodb.go b/pkg/extensions/search/convert/repodb.go
index b6fcba0b..a78a27cb 100644
--- a/pkg/extensions/search/convert/repodb.go
+++ b/pkg/extensions/search/convert/repodb.go
@@ -75,7 +75,7 @@ func RepoMeta2RepoSummary(ctx context.Context, repoMeta repodb.RepoMetadata,
 			repoVendorsSet[*imageSummary.Vendor] = true
 		}
 
-		lastUpdatedImageSummary = UpdateLastUpdatedTimestam(&repoLastUpdatedTimestamp, lastUpdatedImageSummary, imageSummary)
+		lastUpdatedImageSummary = UpdateLastUpdatedTimestamp(&repoLastUpdatedTimestamp, lastUpdatedImageSummary, imageSummary)
 
 		repoDownloadCount += repoMeta.Statistics[descriptor.Digest].DownloadCount
 	}
@@ -134,8 +134,8 @@ func RepoMeta2RepoSummary(ctx context.Context, repoMeta repodb.RepoMetadata,
 	}
 }
 
-func UpdateLastUpdatedTimestam(repoLastUpdatedTimestamp *time.Time, lastUpdatedImageSummary *gql_generated.ImageSummary,
-	imageSummary *gql_generated.ImageSummary,
+func UpdateLastUpdatedTimestamp(repoLastUpdatedTimestamp *time.Time,
+	lastUpdatedImageSummary *gql_generated.ImageSummary, imageSummary *gql_generated.ImageSummary,
 ) *gql_generated.ImageSummary {
 	newLastUpdatedImageSummary := lastUpdatedImageSummary
 
@@ -617,7 +617,7 @@ func RepoMeta2ExpandedRepoInfo(ctx context.Context, repoMeta repodb.RepoMetadata
 			repoVendorsSet[*imageSummary.Vendor] = true
 		}
 
-		lastUpdatedImageSummary = UpdateLastUpdatedTimestam(&repoLastUpdatedTimestamp, lastUpdatedImageSummary, imageSummary)
+		lastUpdatedImageSummary = UpdateLastUpdatedTimestamp(&repoLastUpdatedTimestamp, lastUpdatedImageSummary, imageSummary)
 
 		repoDownloadCount += *imageSummary.DownloadCount