diff --git a/docs/readthedocs/requirements-doc.txt b/docs/readthedocs/requirements-doc.txt
index 57b5b47148b..f88098b941b 100644
--- a/docs/readthedocs/requirements-doc.txt
+++ b/docs/readthedocs/requirements-doc.txt
@@ -38,5 +38,6 @@ ConfigSpace==0.5.0
 sphinx-design==0.2.0
 sphinx-external-toc==0.3.0
 nbsphinx==0.8.9
+ipython==7.34.0
 sphinx-design==0.2.0
 nbsphinx-link==1.3.0
\ No newline at end of file