diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 003805b202..9aa8e46566 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -2685,6 +2685,12 @@ void helper_pminsn(CPUPPCState *env, uint32_t insn)
     env->resume_as_sreset = (insn != PPC_PM_STOP) ||
         (env->spr[SPR_PSSCR] & PSSCR_EC);
 
+    /* HDECR is not to wake from PM state, it may have already fired */
+    if (env->resume_as_sreset) {
+        PowerPCCPU *cpu = env_archcpu(env);
+        ppc_set_irq(cpu, PPC_INTERRUPT_HDECR, 0);
+    }
+
     ppc_maybe_interrupt(env);
 }
 #endif /* defined(TARGET_PPC64) */