diff --git a/requirements.txt b/requirements.txt
index b1007c1e28e..5ffab116860 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,8 @@ sphinx==4.5.0
 sphinx-intl==2.1.0
 sphinx-JDLinker==2.0.1
 sponge-docs-theme==1.1.0
+sphinxcontrib-applehelp==1.0.4
+sphinxcontrib.devhelp==1.0.2
+sphinxcontrib.htmlhelp==2.0.0
+sphinxcontrib.qthelp==1.0.3
+sphinxcontrib.serializinghtml==1.1.5