diff --git a/test/test_trixi2vtk.jl b/test/test_trixi2vtk.jl
index 0c17ec7..fa3e3d4 100644
--- a/test/test_trixi2vtk.jl
+++ b/test/test_trixi2vtk.jl
@@ -53,7 +53,7 @@ end
 # Note: The purpose of using a specific commit hash (instead of `main`) is to be able to tie a given
 #       version of Trixi2Vtk to a specific version of the test file repository. This way, also tests
 #       for older Trixi2Vtk releases should continue to work.
-const TEST_REFERENCE_COMMIT = "e51f3613ac1adfcfd2bf1d74a2756034dab0579c"
+const TEST_REFERENCE_COMMIT = "5c9a75d721d55d0ba21c5be391afe557effc2740"
 
 # Local folder to store downloaded reference files. If you change this, also adapt `../.gitignore`!
 const TEST_REFERENCE_DIR = "reference_files"