diff --git a/NEWS b/NEWS
index 73f69e155..10129092f 100644
--- a/NEWS
+++ b/NEWS
@@ -279,6 +279,7 @@ where XXXXXX is the bug number as listed below.
 350811  Remove reference to --db-attach which has been removed.
 350813  Use handwritten memcheck assembly helpers on x86/Solaris in addition to {arm,x86}-linux
 350854  hard-to-understand code in VG_(load_ELF)()
+351140  arm64 syscalls setuid (146) and setresgid (149) not implemented
 n-i-bz  Provide implementations of certain compiler builtins to support
         compilers who may not provide those
 n-i-bz  Old STABS code is still being compiled, but never used. Remove it.
diff --git a/coregrind/m_syswrap/syswrap-arm64-linux.c b/coregrind/m_syswrap/syswrap-arm64-linux.c
index ee224caa5..10872fad8 100644
--- a/coregrind/m_syswrap/syswrap-arm64-linux.c
+++ b/coregrind/m_syswrap/syswrap-arm64-linux.c
@@ -957,8 +957,10 @@ static SyscallTableEntry syscall_main_table[] = {
    GENX_(__NR_setregid,          sys_setregid),          // 143
    GENX_(__NR_setgid,            sys_setgid),            // 144
    GENX_(__NR_setreuid,          sys_setreuid),          // 145
+   GENX_(__NR_setuid,            sys_setuid),            // 146
    LINX_(__NR_setresuid,         sys_setresuid),         // 147
    LINXY(__NR_getresuid,         sys_getresuid),         // 148
+   LINX_(__NR_setresgid,         sys_setresgid),         // 149
    LINXY(__NR_getresgid,         sys_getresgid),         // 150
    GENXY(__NR_times,             sys_times),             // 153
    GENX_(__NR_setpgid,           sys_setpgid),           // 154