diff --git a/doc/source/conf.py b/doc/source/conf.py
index bf9bb91e29..1e0fea5883 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -168,7 +168,7 @@ extensions = ['sphinx.ext.autodoc',
               'sphinx.ext.pngmath',
               'sphinx.ext.viewcode',
               'oslo.sphinx',
-              'heat.doc.resources']
+              'ext.resources']
 
 todo_include_todos = True
 
diff --git a/doc/source/ext/__init__.py b/doc/source/ext/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/heat/doc/resources.py b/doc/source/ext/resources.py
similarity index 100%
rename from heat/doc/resources.py
rename to doc/source/ext/resources.py