diff --git a/internal/photoprism/mediafile_heic_test.go b/internal/photoprism/mediafile_heic_test.go
index 9de5a545a..c310bd004 100644
--- a/internal/photoprism/mediafile_heic_test.go
+++ b/internal/photoprism/mediafile_heic_test.go
@@ -56,8 +56,8 @@ func TestMediaFile_Heic(t *testing.T) {
 		assert.Nil(t, err)
 
 		assert.Equal(t, "", jpegInfo.DocumentID)
-		assert.Equal(t, "2018-09-10 03:16:13 +0000 UTC", jpegInfo.TakenAt.String())
-		assert.Equal(t, "2018-09-10 12:16:13 +0000 UTC", jpegInfo.TakenAtLocal.String())
+		assert.Equal(t, "2018-09-10 03:16:13.023 +0000 UTC", jpegInfo.TakenAt.String())
+		assert.Equal(t, "2018-09-10 12:16:13.023 +0000 UTC", jpegInfo.TakenAtLocal.String())
 		// KNOWN ISSUE: Orientation 6 would be correct instead (or the image should already be rotated),
 		// see https://github.com/strukturag/libheif/issues/227#issuecomment-1532842570
 		assert.Equal(t, 1, jpegInfo.Orientation)
@@ -119,8 +119,8 @@ func TestMediaFile_Heic(t *testing.T) {
 		assert.Nil(t, err)
 
 		assert.Equal(t, "", jpegInfo.DocumentID)
-		assert.Equal(t, "2023-10-31 10:44:43 +0000 UTC", jpegInfo.TakenAt.String())
-		assert.Equal(t, "2023-10-31 11:44:43 +0000 UTC", jpegInfo.TakenAtLocal.String())
+		assert.Equal(t, "2023-10-31 10:44:43.432 +0000 UTC", jpegInfo.TakenAt.String())
+		assert.Equal(t, "2023-10-31 11:44:43.432 +0000 UTC", jpegInfo.TakenAtLocal.String())
 		assert.Equal(t, 1, jpegInfo.Orientation)
 		assert.Equal(t, "iPhone 15 Pro", jpegInfo.CameraModel)
 		assert.Equal(t, "Apple", jpegInfo.CameraMake)