diff -upk.orig gzip-1.3.5.orig/gzip.c gzip-1.3.5/gzip.c
--- gzip-1.3.5.orig/gzip.c	2005-05-19 16:39:33 +0000
+++ gzip-1.3.5/gzip.c	2005-05-19 16:51:00 +0000
@@ -47,6 +47,7 @@ static char rcsid[] = "$Id: gzip.c,v 0.2
 #include <signal.h>
 #include <sys/stat.h>
 #include <errno.h>
+#include <string.h>
 
 #include "tailor.h"
 #include "gzip.h"
@@ -1318,7 +1319,7 @@ local int get_method(in)
 	    } else {
 		/* Copy the base name. Keep a directory prefix intact. */
                 char *p = base_name (ofname);
-                char *base = p;
+                char *base = p, *base2;
 		for (;;) {
 		    *p = (char)get_char();
 		    if (*p++ == '\0') break;
@@ -1326,7 +1327,9 @@ local int get_method(in)
 			error("corrupted input -- file name too large");
 		    }
 		}
-                /* If necessary, adapt the name to local OS conventions: */
+		base2 = base_name (base);
+		memmove (base, base2, strlen (base2) + 1);
+		/* If necessary, adapt the name to local OS conventions: */
                 if (!list) {
                    MAKE_LEGAL_NAME(base);
 		   if (base) list=0; /* avoid warning about unused variable */