diff --git a/scope.go b/scope.go
index 51ebd5a0..0a7e8861 100644
--- a/scope.go
+++ b/scope.go
@@ -1228,11 +1228,15 @@ func (scope *Scope) autoIndex() *Scope {
 	}
 
 	for name, columns := range indexes {
-		scope.NewDB().Model(scope.Value).AddIndex(name, columns...)
+		if db := scope.NewDB().Model(scope.Value).AddIndex(name, columns...); db.Error != nil {
+			scope.db.AddError(db.Error)
+		}
 	}
 
 	for name, columns := range uniqueIndexes {
-		scope.NewDB().Model(scope.Value).AddUniqueIndex(name, columns...)
+		if db := scope.NewDB().Model(scope.Value).AddUniqueIndex(name, columns...); db.Error != nil {
+			scope.db.AddError(db.Error)
+		}
 	}
 
 	return scope