diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index 37fd431870..452439b729 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -3765,6 +3765,7 @@ static void gen_lqarx(DisasContext *ctx)
     tcg_gen_qemu_ld_i128(t16, EA, ctx->mem_idx, DEF_MEMOP(MO_128 | MO_ALIGN));
     tcg_gen_extr_i128_i64(lo, hi, t16);
 
+    tcg_gen_mov_tl(cpu_reserve, EA);
     tcg_gen_st_tl(hi, cpu_env, offsetof(CPUPPCState, reserve_val));
     tcg_gen_st_tl(lo, cpu_env, offsetof(CPUPPCState, reserve_val2));
 }