diff --git a/memcheck/tests/vbit-test/irops.c b/memcheck/tests/vbit-test/irops.c
index cfc3278..500da6e 100644
--- a/memcheck/tests/vbit-test/irops.c
+++ b/memcheck/tests/vbit-test/irops.c
@@ -719,6 +719,7 @@
   { DEFOP(Iop_Abs8x16, UNDEF_UNKNOWN), },
   { DEFOP(Iop_Abs16x8, UNDEF_UNKNOWN), },
   { DEFOP(Iop_Abs32x4, UNDEF_UNKNOWN), },
+  { DEFOP(Iop_Abs64x2, UNDEF_UNKNOWN), },
   { DEFOP(Iop_Avg8Ux16, UNDEF_UNKNOWN), },
   { DEFOP(Iop_Avg16Ux8, UNDEF_UNKNOWN), },
   { DEFOP(Iop_Avg32Ux4, UNDEF_UNKNOWN), },