diff --git a/arch/arm/syscall.def b/arch/arm/syscall.def
index b8b3b1a46..422aea47e 100644
--- a/arch/arm/syscall.def
+++ b/arch/arm/syscall.def
@@ -55,6 +55,7 @@ unlink				!	10	(char *pathname)
 readlink			78	85	(const char *path, char *buf, int bufsize)
 umask				166	60	(int mask)
 getgroups			158	205	(int gsize, unsigned int *groups)
+setgroups			159	206	(int gsize, unsigned int *groups)
 setresuid			147	164	(int uid, int euid, int suid)
 getresuid			148	165	(int *uid, int *euid, int *suid)
 setresgid			149	170	(int gid, int egid, int sgid)