diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index de6ad121d2..befa9aab7f 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -1542,6 +1542,7 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp)
     case POWERPC_EXCP_DSEG:      /* Data segment exception                   */
     case POWERPC_EXCP_ISEG:      /* Instruction segment exception            */
     case POWERPC_EXCP_TRACE:     /* Trace exception                          */
+    case POWERPC_EXCP_SDOOR:     /* Doorbell interrupt                       */
         break;
     case POWERPC_EXCP_HISI:      /* Hypervisor instruction storage exception */
         msr |= env->error_code;
@@ -1587,7 +1588,6 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp)
     case POWERPC_EXCP_PERFM:     /* Embedded performance monitor interrupt   */
     case POWERPC_EXCP_VPUA:      /* Vector assist exception                  */
     case POWERPC_EXCP_MAINT:     /* Maintenance exception                    */
-    case POWERPC_EXCP_SDOOR:     /* Doorbell interrupt                       */
     case POWERPC_EXCP_HV_MAINT:  /* Hypervisor Maintenance exception         */
         cpu_abort(cs, "%s exception not implemented\n",
                   powerpc_excp_name(excp));