diff --git a/internal/api/resolver_mutation_performer.go b/internal/api/resolver_mutation_performer.go
index 2c23f063a2b..dbdfe2160fc 100644
--- a/internal/api/resolver_mutation_performer.go
+++ b/internal/api/resolver_mutation_performer.go
@@ -201,8 +201,12 @@ func (r *mutationResolver) PerformerUpdate(ctx context.Context, input PerformerU
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	} else if translator.hasField("aliases") {
+		var values []string
+		if input.Aliases != nil {
+			values = stringslice.FromString(*input.Aliases, ",")
+		}
 		updatedPerformer.Aliases = &models.UpdateStrings{
-			Values: stringslice.FromString(*input.Aliases, ","),
+			Values: values,
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	}
@@ -332,8 +336,12 @@ func (r *mutationResolver) BulkPerformerUpdate(ctx context.Context, input BulkPe
 			Mode:   input.AliasList.Mode,
 		}
 	} else if translator.hasField("aliases") {
+		var values []string
+		if input.Aliases != nil {
+			values = stringslice.FromString(*input.Aliases, ",")
+		}
 		updatedPerformer.Aliases = &models.UpdateStrings{
-			Values: stringslice.FromString(*input.Aliases, ","),
+			Values: values,
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	}
diff --git a/internal/api/resolver_mutation_scene.go b/internal/api/resolver_mutation_scene.go
index 12d89c9d8fc..4c338586c5e 100644
--- a/internal/api/resolver_mutation_scene.go
+++ b/internal/api/resolver_mutation_scene.go
@@ -200,8 +200,12 @@ func scenePartialFromInput(input models.SceneUpdateInput, translator changesetTr
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	} else if translator.hasField("url") {
+		var values []string
+		if input.URL != nil {
+			values = []string{*input.URL}
+		}
 		updatedScene.URLs = &models.UpdateStrings{
-			Values: []string{*input.URL},
+			Values: values,
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	}
@@ -381,8 +385,12 @@ func (r *mutationResolver) BulkSceneUpdate(ctx context.Context, input BulkSceneU
 			Mode:   input.Urls.Mode,
 		}
 	} else if translator.hasField("url") {
+		var values []string
+		if input.URL != nil {
+			values = []string{*input.URL}
+		}
 		updatedScene.URLs = &models.UpdateStrings{
-			Values: []string{*input.URL},
+			Values: values,
 			Mode:   models.RelationshipUpdateModeSet,
 		}
 	}