diff --git a/regress/mtime-default.zip b/regress/mtime-default.zip
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diff --git a/regress/mtime-dst.test b/regress/mtime-dst.test
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+description change method from stored to deflated, which will change the timestamp because it is at a DST point and not valid in that time zone
+environment-set TZ America/New_York
+# setting it to a European timezone, where there is no DST change at this point, works
+#environment-set TZ Europe/Zurich
+return 0
+arguments test.zzip  set_file_compression 0 deflate 0
+file test.zzip mtime-dstpoint.zip mtime-default.zip
diff --git a/regress/mtime-dstpoint.zip b/regress/mtime-dstpoint.zip
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