diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6551e7fe..36ac71c1 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -5,4 +5,4 @@ enum-tools[sphinx]==0.13.0
 requests>=2.32.4 # not directly required, pinned by Snyk to avoid a vulnerability
 urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability
 zipp>=3.23.1 # not directly required, pinned by Snyk to avoid a vulnerability
-idna>=3.15 # not directly required, pinned by Snyk to avoid a vulnerability
+idna>=3.18 # not directly required, pinned by Snyk to avoid a vulnerability