diff --git a/tools/docs/requirements.txt b/tools/docs/requirements.txt
index 5b0251375c9db..575a937163828 100644
--- a/tools/docs/requirements.txt
+++ b/tools/docs/requirements.txt
@@ -50,9 +50,9 @@ gitpython==3.1.18 \
     --hash=sha256:fce760879cd2aebd2991b3542876dc5c4a909b30c9d69dfc488e504a8db37ee8 \
     --hash=sha256:b838a895977b45ab6f0cc926a9045c8d1c44e2b653c1fcc39fe91f42c6e8f05b
     # via -r tools/docs/requirements.txt
-idna==2.10 \
-    --hash=sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6 \
-    --hash=sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0
+idna==3.3 \
+    --hash=sha256:84d9dd047ffa80596e0f246e2eab0b391788b0503584e8945f2368256d2735ff \
+    --hash=sha256:9d643ff0a55b762d5cdb124b8eaa99c66322e2157b69160bc32796e824360e6d
     # via
     #   -r tools/docs/requirements.txt
     #   requests