diff --git a/docs/requirements.txt b/docs/requirements.txt
index a85de4885..ce1a1c1f4 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -4,4 +4,4 @@ mkdocstrings>=0.24.0
 mkdocstrings-python>=1.7.4
 markdown-exec>=1.10.3
 pymdown-extensions>=10.21.3
-idna>=3.15  # CVE-2026-45409 (re-fix of CVE-2024-3651): idna.encode() DoS on crafted long inputs
+idna>=3.17  # CVE-2026-45409 (re-fix of CVE-2024-3651): idna.encode() DoS on crafted long inputs