diff --git a/docs/requirements.txt b/docs/requirements.txt
index f14828e..811cfb9 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-Sphinx==8.2.3
-myst-parser==5.1.0
-shibuya==2025.12.13
+Sphinx==9.2.0
+myst-parser==5.2.0
+shibuya==2026.7.12
 sphinx-copybutton==0.5.2