diff --git a/mpp/codec/dec/avs2/avs2d_dpb.c b/mpp/codec/dec/avs2/avs2d_dpb.c
index 93747540..334d289e 100644
--- a/mpp/codec/dec/avs2/avs2d_dpb.c
+++ b/mpp/codec/dec/avs2/avs2d_dpb.c
@@ -458,6 +458,7 @@ static Avs2dFrame_t *dpb_alloc_frame(Avs2dCtx_t *p_dec, HalDecTask *task)
     Avs2dFrameMgr_t *mgr = &p_dec->frm_mgr;
     RK_U32 ctu_size = 1 << (p_dec->vsh.lcu_size);
     RK_U32 bitdepth = p_dec->vsh.bit_depth;
+    RK_U32 ver_stride = vsh->vertical_size;
 
     avs2d_dbg_dpb("In.");
     frm = dpb_get_one_frame(mgr, vsh, ph);
@@ -484,6 +485,7 @@ static Avs2dFrame_t *dpb_alloc_frame(Avs2dCtx_t *p_dec, HalDecTask *task)
     }
 
     if (MPP_FRAME_FMT_IS_FBC(p_dec->init.cfg->base.out_fmt)) {
+        // fbc header alignment
         RK_U32 fbc_hdr_stride = MPP_ALIGN(vsh->horizontal_size, 64);
 
         mpp_frame_set_fmt(mframe, mpp_frame_get_fmt(mframe) | (p_dec->init.cfg->base.out_fmt & (MPP_FRAME_FBC_MASK)));
@@ -492,6 +494,9 @@ static Avs2dFrame_t *dpb_alloc_frame(Avs2dCtx_t *p_dec, HalDecTask *task)
             fbc_hdr_stride = MPP_ALIGN(vsh->horizontal_size, 256) | 256;
 
         mpp_frame_set_fbc_hdr_stride(mframe, fbc_hdr_stride);
+        // fbc output frame update
+        mpp_frame_set_offset_y(mframe, 8);
+        ver_stride += 16;
     }
 
     if (p_dec->is_hdr)
@@ -500,7 +505,7 @@ static Avs2dFrame_t *dpb_alloc_frame(Avs2dCtx_t *p_dec, HalDecTask *task)
     mpp_frame_set_width(mframe, vsh->horizontal_size);
     mpp_frame_set_height(mframe, vsh->vertical_size);
     mpp_frame_set_hor_stride(mframe, (MPP_ALIGN(vsh->horizontal_size, ctu_size) * bitdepth + 7) / 8);
-    mpp_frame_set_ver_stride(mframe, MPP_ALIGN(vsh->vertical_size, ctu_size));
+    mpp_frame_set_ver_stride(mframe, MPP_ALIGN(ver_stride, ctu_size));
     mpp_frame_set_pts(mframe, mpp_packet_get_pts(task->input_packet));
     mpp_frame_set_dts(mframe, mpp_packet_get_dts(task->input_packet));
     mpp_frame_set_errinfo(mframe, 0);
diff --git a/mpp/hal/rkdec/avs2d/hal_avs2d_rkv.c b/mpp/hal/rkdec/avs2d/hal_avs2d_rkv.c
index 11ab6542..8af7f0fc 100644
--- a/mpp/hal/rkdec/avs2d/hal_avs2d_rkv.c
+++ b/mpp/hal/rkdec/avs2d/hal_avs2d_rkv.c
@@ -95,6 +95,11 @@ static RK_U32 avs2d_len_align(RK_U32 val)
     return (2 * MPP_ALIGN(val, 16));
 }
 
+static RK_U32 avs2d_hor_align_64(RK_U32 val)
+{
+    return MPP_ALIGN(val, 64);
+}
+
 static MPP_RET prepare_header(Avs2dHalCtx_t *p_hal, RK_U8 *data, RK_U32 len)
 {
     RK_U32 i, j;
@@ -529,7 +534,11 @@ MPP_RET hal_avs2d_rkv_init(void *hal, MppHalCfg *cfg)
         reg_ctx->sclst_offset = reg_ctx->reg_buf[0].offset_sclst;
     }
 
-    mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align);
+    if (MPP_FRAME_FMT_IS_FBC(cfg->cfg->base.out_fmt))
+        mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align_64);
+    else
+        mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align);
+
     mpp_slots_set_prop(p_hal->frame_slots, SLOTS_VER_ALIGN, avs2d_ver_align);
     mpp_slots_set_prop(p_hal->frame_slots, SLOTS_LEN_ALIGN, avs2d_len_align);
 
diff --git a/mpp/hal/rkdec/avs2d/hal_avs2d_vdpu382.c b/mpp/hal/rkdec/avs2d/hal_avs2d_vdpu382.c
index 3fecd8b8..f15b6ecb 100644
--- a/mpp/hal/rkdec/avs2d/hal_avs2d_vdpu382.c
+++ b/mpp/hal/rkdec/avs2d/hal_avs2d_vdpu382.c
@@ -95,6 +95,11 @@ static RK_U32 avs2d_len_align(RK_U32 val)
     return (2 * MPP_ALIGN(val, 16));
 }
 
+static RK_U32 avs2d_hor_align_64(RK_U32 val)
+{
+    return MPP_ALIGN(val, 64);
+}
+
 static MPP_RET prepare_header(Avs2dHalCtx_t *p_hal, RK_U8 *data, RK_U32 len)
 {
     RK_U32 i, j;
@@ -592,6 +597,11 @@ MPP_RET hal_avs2d_vdpu382_init(void *hal, MppHalCfg *cfg)
         reg_ctx->sclst_offset = reg_ctx->reg_buf[0].offset_sclst;
     }
 
+    if (MPP_FRAME_FMT_IS_FBC(cfg->cfg->base.out_fmt))
+        mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align_64);
+    else
+        mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align);
+
     mpp_slots_set_prop(p_hal->frame_slots, SLOTS_HOR_ALIGN, avs2d_hor_align);
     mpp_slots_set_prop(p_hal->frame_slots, SLOTS_VER_ALIGN, avs2d_ver_align);
     mpp_slots_set_prop(p_hal->frame_slots, SLOTS_LEN_ALIGN, avs2d_len_align);