diff --git a/rtd-requirements.txt b/rtd-requirements.txt
index dc2b07e..f018a33 100644
--- a/rtd-requirements.txt
+++ b/rtd-requirements.txt
@@ -611,9 +611,9 @@ tox==3.28.0 ; python_version >= "3.8" and python_version < "4.0" \
 typing-extensions==4.7.1 ; python_version >= "3.8" and python_version < "3.11" \
     --hash=sha256:440d5dd3af93b060174bf433bccd69b0babc3b15b1a8dca43789fd7f61514b36 \
     --hash=sha256:b75ddc264f0ba5615db7ba217daeb99701ad295353c45f9e95963337ceeeffb2
-urllib3==2.6.0 ; python_version >= "3.8" and python_version < "4.0" \
-    --hash=sha256:c90f7a39f716c572c4e3e58509581ebd83f9b59cced005b7db7ad2d22b0db99f \
-    --hash=sha256:cb9bcef5a4b345d5da5d145dc3e30834f58e8018828cbc724d30b4cb7d4d49f1
+urllib3==2.6.3 ; python_version >= "3.8" and python_version < "4.0" \
+    --hash=sha256:1b62b6884944a57dbe321509ab94fd4d3b307075e0c2eae991ac71ee15ad38ed \
+    --hash=sha256:bf272323e553dfb2e87d9bfd225ca7b0f467b919d7bbd355436d3fd37cb0acd4
 virtualenv==20.26.6 ; python_version >= "3.8" and python_version < "4.0" \
     --hash=sha256:280aede09a2a5c317e409a00102e7077c6432c5a38f0ef938e643805a7ad2c48 \
     --hash=sha256:7345cc5b25405607a624d8418154577459c3e0277f5466dd79c49d5e492995f2