diff --git a/src/bin/e_sys_main.c b/src/bin/e_sys_main.c
index b7f97089e..411935f83 100644
--- a/src/bin/e_sys_main.c
+++ b/src/bin/e_sys_main.c
@@ -30,7 +30,7 @@ main(int argc, char **argv)
    int test = 0;
    char *action, *cmd;
    uid_t uid;
-   gid_t gid, gl[1024], egid;
+   gid_t gid, gl[65536], egid;
 
    for (i = 1; i < argc; i++)
      {
@@ -62,8 +62,12 @@ main(int argc, char **argv)
    uid = getuid();
    gid = getgid();
    egid = getegid();
-   gn = getgroups(1024, gl);
-   
+   gn = getgroups(65536, gl);
+   if (gn < 0)
+     {
+	printf("ERROR: MEMBER OF MORE THAN 65536 GROUPS\n");
+	exit(3);
+     }
    if (setuid(0) != 0)
      {
 	printf("ERROR: UNABLE TO ASSUME ROOT PRIVILEDGES\n");