diff --git a/docs/source/conf.py b/docs/source/conf.py
index 8509287..40aff75 100755
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -182,6 +182,7 @@
 # We should ignore any python built-in exception, for instance
 nitpick_ignore = [
     ('py:class', 'Logger'),
+    ('py:class', 'QbFields'),  # Warning started to appear with aiida 2.6
 ]