diff --git a/pywr_editor/model/component_config.py b/pywr_editor/model/component_config.py
index cbcbb80..31086cb 100644
--- a/pywr_editor/model/component_config.py
+++ b/pywr_editor/model/component_config.py
@@ -19,7 +19,7 @@ def type(self) -> str | None:
         :return: The lowercase string identifying the component type.
         """
         if "type" in self.props and self.props["type"]:
-            return self.props["type"]
+            return self.props["type"].lower()
         return None
 
     @property