diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c4cbfabaa1..cc2c091cd7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -199,7 +199,7 @@ jobs:
             pybind11_ver: v2.10.0
             skip_tests: 1
             # abi_check: v2.4.15.0
-            abi_check: d795a3b2cceb471a3b4ab741b4a2665d07003887
+            abi_check: 4fdde40cf2d87522d72e6b2eab601f55514e6acb
             setenvs: export OIIO_CMAKE_FLAGS="-DOIIO_BUILD_TOOLS=0 -DOIIO_BUILD_TESTS=0 -DUSE_PYTHON=0"
                             USE_OPENCV=0 USE_FFMPEG=0 USE_PYTHON=0
                             CMAKE_BUILD_TYPE=RelWithDebInfo