diff --git a/.gitea/workflows/check.yml b/.gitea/workflows/check.yml
index 1a142b0..c612563 100644
--- a/.gitea/workflows/check.yml
+++ b/.gitea/workflows/check.yml
@@ -71,7 +71,7 @@ jobs:
           PYSLACK
       - name: Fetch pinned headless HTTP integration client
         env:
-          HEADLESS_CLIENT_REVISION: bceaf2eca6c0795ff30f387e7641493064c1c84a
+          HEADLESS_CLIENT_REVISION: a294c6ca41d082230734f78320dcbf38985c2ee9
         run: |
           set -eu
           mkdir -p .headless-client