diff --git a/test-requirements.txt b/test-requirements.txt
index aed1d84..08f0a96 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,5 +6,5 @@ typing_extensions==4.9.0
 beartype==0.17.2
 
 # docs
-sphinx==7.2.6
+sphinx==7.3.7
 furo==2024.1.29