diff --git a/plugins/GCodeWriter/GCodeWriter.py b/plugins/GCodeWriter/GCodeWriter.py
index 9ff1105b9f..ee35a05215 100644
--- a/plugins/GCodeWriter/GCodeWriter.py
+++ b/plugins/GCodeWriter/GCodeWriter.py
@@ -13,7 +13,6 @@ from UM.Settings.InstanceContainer import InstanceContainer
 
 import re #For escaping characters in the settings.
 import json
-import copy
 
 ##  Writes g-code to a file.
 #
@@ -71,7 +70,7 @@ class GCodeWriter(MeshWriter):
             flat_container.setDefinition(instance_container1.getDefinition())
         else:
             flat_container.setDefinition(instance_container2.getDefinition())
-        flat_container.setMetaData(copy.deepcopy(instance_container2.getMetaData()))
+        flat_container.setMetaData(instance_container2.getMetaData())
 
         for key in instance_container2.getAllKeys():
             flat_container.setProperty(key, "value", instance_container2.getProperty(key, "value"))