diff --git a/doc/conf.py b/doc/conf.py
index 9433ed0e9..90fc4a924 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -42,7 +42,7 @@
 matplotlib.rcdefaults()
 
 # Creation of API documentation
-apidoc.create_api_doc(package_path, join(doc_path, "apidoc"))
+apidoc.create_api_doc(PACKAGE_PATH, join(DOC_PATH, "apidoc"))
 
 # Use custom citation sytle
 pybtex.plugin.register_plugin(