diff --git a/zip/zip.c b/zip/zip.c

index 439821f..7c2b653 100644

--- a/zip/zip.c

+++ b/zip/zip.c

@@ -3892,9 +3892,12 @@ char **argv;            /* command line tokens */

       }

       strcat(tempzip, "ziXXXXXX");

+      mode_t old_umask;	/* umask prior to temp file creation */

+      old_umask = umask(0066);

       if ((yd = mkstemp(tempzip)) == EOF) {

         ZIPERR(ZE_TEMP, tempzip);

       }

+      umask(old_umask);

       if ((y = fdopen(yd, FOPW_TMP)) == NULL) {

         ZIPERR(ZE_TEMP, tempzip);

       }

@@ -4904,9 +4907,12 @@ char **argv;            /* command line tokens */

     if ((tempzip = tempname(zipfile)) == NULL) {

       ZIPERR(ZE_MEM, "allocating temp filename");

     }

+    mode_t old_umask;	/* umask prior to temp file creation */

+    old_umask = umask(0066);

     if ((y = zfopen(tempzip, FOPW_TMP)) == NULL) {

       ZIPERR(ZE_TEMP, tempzip);

     }

+    umask(old_umask);

 #endif

   }