diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c
index 7b1d31cba5..41d5cf869f 100644
--- a/target/s390x/translate_vx.inc.c
+++ b/target/s390x/translate_vx.inc.c
@@ -577,8 +577,8 @@ static DisasJumpType op_vllez(DisasContext *s, DisasOps *o)
             enr = 0;
             break;
         }
-    default:
         /* fallthrough */
+    default:
         gen_program_exception(s, PGM_SPECIFICATION);
         return DISAS_NORETURN;
     }