diff --git a/README.md b/README.md
index 01ac866..6d714d5 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,7 @@ Add the model used for inference. Use the Safetensors file as is. VAE, LoRA, and
 
 ```yml
 # ex)
+version: "sd15" # Specify 'sd15' or 'sdxl'.
 model:
   name: stable-diffusion-1-5
   url: https://huggingface.co/runwayml/stable-diffusion-v1-5/blob/main/v1-5-pruned.safetensors # Specify URL for the safetensor file.
@@ -117,6 +118,15 @@ loras:
     url: download_link_here # Specify the download link for the safetensor file.
 ```
 
+If you want to use SDXL:
+
+```yml
+version: "sdxl"
+model:
+  name: stable-diffusion-xl
+  url: https://huggingface.co/xxxx/xxxx
+```
+
 ### 4. Setting prompts
 
 Set the prompt to Makefile.
@@ -151,6 +161,10 @@ The txt2img inference is executed with the following command.
 
 ```bash
 make img_by_sd15_txt2img
+
+or
+
+make img_by_sdxl_txt2img
 ```
 
 Thank you.
diff --git a/README_ja.md b/README_ja.md
index b538b2f..170ba38 100644
--- a/README_ja.md
+++ b/README_ja.md
@@ -99,6 +99,7 @@ HUGGING_FACE_TOKEN="ここにHuggingFaceのトークンを記載する"
 
 ```yml
 # 設定例
+version: "sd15" # Specify 'sd15' or 'sdxl'.
 model:
   name: stable-diffusion-1-5
   url: https://huggingface.co/runwayml/stable-diffusion-v1-5/blob/main/v1-5-pruned.safetensors # Specify URL for the safetensor file.
@@ -119,6 +120,15 @@ loras:
     url: https://civitai.com/api/download/models/150907?type=Model&format=SafeTensor # ダウンロードリンクを指定
 ```
 
+SDXLを使いたい場合は`version`に`sdxl`を指定し、urlに使いたいsdxlのモデルを指定します。
+
+```yml
+version: "sdxl"
+model:
+  name: stable-diffusion-xl
+  url: https://huggingface.co/xxxx/xxxx
+```
+
 ### 4. Makefileの設定（プロンプトの設定）
 
 プロンプトをMakefileに設定します。
@@ -164,4 +174,8 @@ make app
 
 ```bash
 make img_by_sd15_txt2img
+
+or
+
+make img_by_sdxl_txt2img
 ```