diff --git a/components/esp_driver_jpeg/jpeg_encode.c b/components/esp_driver_jpeg/jpeg_encode.c
index 9e9ce47e62..e57d62d25a 100644
--- a/components/esp_driver_jpeg/jpeg_encode.c
+++ b/components/esp_driver_jpeg/jpeg_encode.c
@@ -237,7 +237,7 @@ esp_err_t jpeg_encoder_process(jpeg_encoder_handle_t encoder_engine, const jpeg_
     memset(encoder_engine->txlink, 0, sizeof(dma2d_descriptor_t));
     s_cfg_desc(encoder_engine, encoder_engine->txlink, JPEG_DMA2D_2D_ENABLE, DMA2D_DESCRIPTOR_BLOCK_RW_MODE_MULTIPLE, dma_vb, dma_hb, JPEG_DMA2D_EOF_NOT_LAST, dma2d_desc_pixel_format_to_pbyte_value(picture_format), DMA2D_DESCRIPTOR_BUFFER_OWNER_DMA, encoder_engine->header_info->origin_v, encoder_engine->header_info->origin_h, raw_buffer, NULL);
 
-    ret = esp_cache_msync((void*)raw_buffer, encoder_engine->header_info->origin_v * encoder_engine->header_info->origin_h * encoder_engine->bytes_per_pixel, ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_UNALIGNED);
+    ret = esp_cache_msync((void*)raw_buffer, inbuf_size, ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_UNALIGNED);
     assert(ret == ESP_OK);
 
     dma2d_trans_config_t trans_desc = {