diff --git a/lockfiles/py313/requirements.txt b/lockfiles/py313/requirements.txt
index 2e40bb8cc..391f30c0a 100644
--- a/lockfiles/py313/requirements.txt
+++ b/lockfiles/py313/requirements.txt
@@ -306,9 +306,9 @@ h2==4.3.0 \
     --hash=sha256:6c59efe4323fa18b47a632221a1888bd7fde6249819beda254aeca909f221bf1 \
     --hash=sha256:c438f029a25f7945c69e0ccf0fb951dc3f73a5f6412981daee861431b70e2bdd
     # via httpx
-hpack==4.1.0 \
-    --hash=sha256:157ac792668d995c657d93111f46b4535ed114f0c9c8d672271bbec7eae1b496 \
-    --hash=sha256:ec5eca154f7056aa06f196a557655c5b009b382873ac8d1e66e79e87535f1dca
+hpack==4.2.0 \
+    --hash=sha256:0895cfa3b5531fc65fe439c05eb65144f123bf7a394fcaa56aa423548d8e45c0 \
+    --hash=sha256:858ac0b02280fa582b5080d68db0899c62a80375e0e5413a74970c5e518b6986
     # via h2
 httpcore==1.0.9 \
     --hash=sha256:2d400746a40668fc9dec9810239072b40b4484b640a8c38fd654a024c7a1bf55 \