diff --git a/docs/requirements.txt b/docs/requirements.txt
index 999be5594..e80c2f896 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-sphinx<5
+sphinx<6
 sphinx-autobuild
 sphinx-tabs
 sphinx-tags
diff --git a/requirements.txt b/requirements.txt
index 14b322ac4..bf749869a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-sphinx<5
+sphinx<6
 sphinx-autobuild
 sphinx-tabs
 sphinx-tags