diff --git a/doc/requirements.rtd.txt b/doc/requirements.rtd.txt
index 43b7375bc..befe13401 100644
--- a/doc/requirements.rtd.txt
+++ b/doc/requirements.rtd.txt
@@ -4,7 +4,7 @@ sphinx-rtd-theme
 sphinxcontrib-httpdomain
 sphinxcontrib-images
 sphinxcontrib-jquery
-sphinxcontrib-spelling==7.*
+sphinxcontrib-spelling==8.*
 sphinxemoji
 pygments-markdown-lexer
 pyenchant==3.2.*
diff --git a/doc/requirements.txt b/doc/requirements.txt
index 43da5334d..244efd537 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -5,7 +5,7 @@ sphinx-rtd-theme
 sphinxcontrib-httpdomain
 sphinxcontrib-images
 sphinxcontrib-jquery
-sphinxcontrib-spelling==7.*
+sphinxcontrib-spelling==8.*
 sphinxemoji
 pygments-markdown-lexer
 pyenchant==3.2.*