diff --git a/docs-requirements.txt b/docs-requirements.txt
index 6376f14..288a89d 100644
--- a/docs-requirements.txt
+++ b/docs-requirements.txt
@@ -34,7 +34,7 @@ requests==2.27.1
     # via sphinx
 snowballstemmer==2.2.0
     # via sphinx
-sphinx==3.4.3
+sphinx==5.3.0
     # via -r docs-requirements.in
 sphinxcontrib-applehelp==1.0.2
     # via sphinx
diff --git a/test-requirements.txt b/test-requirements.txt
index 11b36c6..fa2faae 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -60,7 +60,7 @@ requests==2.27.1
     # via sphinx
 snowballstemmer==2.2.0
     # via sphinx
-sphinx==3.4.3
+sphinx==5.3.0
     # via -r test-requirements.in
 sphinxcontrib-applehelp==1.0.2
     # via sphinx