diff --git a/requirements.in b/requirements.in
index b6e116271..f182a3686 100644
--- a/requirements.in
+++ b/requirements.in
@@ -26,7 +26,7 @@ requests==2.32.3
 ruff==0.6.9
 sentry-sdk==2.15.0
 Sphinx==7.3.7
-sphinx-rtd-theme==2.0.0
+sphinx-rtd-theme==3.0.0
 sphinxcontrib-httpdomain==1.8.1
 werkzeug==3.0.4
 whitenoise==6.7.0
diff --git a/requirements.txt b/requirements.txt
index 73e72a759..6d040f787 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -767,9 +767,9 @@ sphinx==7.3.7 \
     #   sphinxcontrib-jquery
     #   sphinxcontrib-qthelp
     #   sphinxcontrib-serializinghtml
-sphinx-rtd-theme==2.0.0 \
-    --hash=sha256:bd5d7b80622406762073a04ef8fadc5f9151261563d47027de09910ce03afe6b \
-    --hash=sha256:ec93d0856dc280cf3aee9a4c9807c60e027c7f7b461b77aeffed682e68f0e586
+sphinx-rtd-theme==3.0.0 \
+    --hash=sha256:1ffe1539957775bfa0a7331370de7dc145b6eac705de23365dc55c5d94bb08e7 \
+    --hash=sha256:905d67de03217fd3d76fbbdd992034ac8e77044ef8063a544dda1af74d409e08
     # via -r requirements.in
 sphinxcontrib-applehelp==1.0.7 \
     --hash=sha256:094c4d56209d1734e7d252f6e0b3ccc090bd52ee56807a5d9315b19c122ab15d \