diff --git a/test/data/issue_2178_poc.jp2 b/test/data/issue_2178_poc.jp2
new file mode 100644
index 00000000..364deecd
Binary files /dev/null and b/test/data/issue_2178_poc.jp2 differ
diff --git a/tests/regression_tests/test_regression_allfiles.py b/tests/regression_tests/test_regression_allfiles.py
index b47f876e..1e593caf 100644
--- a/tests/regression_tests/test_regression_allfiles.py
+++ b/tests/regression_tests/test_regression_allfiles.py
@@ -89,6 +89,7 @@ def get_valid_files(data_dir):
         "issue_869_poc.png",
         "issue_960.poc.webp",
         "issue_2160_poc.jpg",
+        "issue_2178_poc.jp2",
         "issue_ghsa_583f_w9pm_99r2_poc.jp2",
         "issue_ghsa_7569_phvm_vwc2_poc.jp2",
         "issue_ghsa_mxw9_qx4c_6m8v_poc.jp2",