diff --git a/requirements.txt b/requirements.txt
index 9672d10..f605a1f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ wheel>=0.33.6
 twine==2.0.0
 bump2version==0.5.11
 flake8==3.7.9
-sphinx==2.2.1
+sphinx==8.1.3
 jupyter>=1.0.0
 pytest==5.3.1
\ No newline at end of file