diff --git a/db/migrate/20240408062313_remove_gtt_map_layer_position_default.rb b/db/migrate/20240408062313_remove_gtt_map_layer_position_default.rb
new file mode 100644
index 00000000..82398d37
--- /dev/null
+++ b/db/migrate/20240408062313_remove_gtt_map_layer_position_default.rb
@@ -0,0 +1,9 @@
+class RemoveGttMapLayerPositionDefault < ActiveRecord::Migration[5.2]
+  def up
+    change_column GttMapLayer.table_name, :position, :integer, :default => nil
+  end
+
+  def down
+    change_column GttMapLayer.table_name, :position, :integer, :default => 0
+  end
+end