diff --git a/custom_components/lovelace_gen/__init__.py b/custom_components/lovelace_gen/__init__.py
index c01fed6..cfb3af9 100644
--- a/custom_components/lovelace_gen/__init__.py
+++ b/custom_components/lovelace_gen/__init__.py
@@ -64,6 +64,8 @@ def _uncache_file(ldr, node):
     return f"{path}?{timestamp}"
 
 loader.load_yaml = load_yaml
+if loader.HAS_C_LOADER:
+    loader.HAS_C_LOADER = False
 loader.SafeLineLoader.add_constructor("!include", _include_yaml)
 loader.SafeLineLoader.add_constructor("!file", _uncache_file)