diff --git a/cmake/LibiglDownloadExternal.cmake b/cmake/LibiglDownloadExternal.cmake
index 922c1447b..85ee2384c 100644
--- a/cmake/LibiglDownloadExternal.cmake
+++ b/cmake/LibiglDownloadExternal.cmake
@@ -153,7 +153,7 @@ function(igl_download_test_data)
 		DOWNLOAD_DIR ${LIBIGL_EXTERNAL}/.cache/test_data
 		QUIET
 		GIT_REPOSITORY https://github.com/libigl/libigl-tests-data
-		GIT_TAG        c01017b0c73734c0807c95563628ad2754efb462
+		GIT_TAG        adc66cabf712a0bd68ac182b4e7f8b5ba009c3dd
 		${LIBIGL_EXTRA_OPTIONS}
 	)
 endfunction()