diff --git a/qemu/target-sparc/ldst_helper.c b/qemu/target-sparc/ldst_helper.c
index 22d535e8..320af0ea 100644
--- a/qemu/target-sparc/ldst_helper.c
+++ b/qemu/target-sparc/ldst_helper.c
@@ -1630,6 +1630,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val,
     case ASI_INTR_RECEIVE: /* Interrupt data receive */
         env->ivec_status = val & 0x20;
         return;
+    case ASI_QUEUE: /* UA2005 CPU mondo queue */
     case ASI_DCACHE_DATA: /* D-cache data */
     case ASI_DCACHE_TAG: /* D-cache tag access */
     case ASI_ESTATE_ERROR_EN: /* E-cache error enable */