--- hdf5-1.8.2.orig/perform/zip_perf.c	2009-03-21 14:36:55.000000000 +0100
+++ hdf5-1.8.2/perform/zip_perf.c	2009-03-21 14:37:26.000000000 +0100
@@ -549,7 +549,7 @@
         unlink(filename);
 
         /* do compressed data write */
-        output = open(filename, O_RDWR | O_CREAT);
+        output = open(filename, O_RDWR | O_CREAT, S_IRWXU);
 
         if (output == -1)
             error(strerror(errno));