diff --git a/README.md b/README.md
index 1d1c50ff4e..7c331469b7 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@
 <img src="src/model/img/model_workflow.png" alt="img1" width="1200"/>
 
 ### 5. 소프트웨어 아키텍처
-<img src="src/model/img/software_architecture.jpeg" alt="img2" width="1200"/>
+<img src="src/model/img/software_architecture.png" alt="img2" width="1200"/>
 
 ### 6. 팀 소개
 
diff --git a/src/model/img/sofware_architecture.jpeg b/src/model/img/software_architecture.png
similarity index 98%
rename from src/model/img/sofware_architecture.jpeg
rename to src/model/img/software_architecture.png
index 0f78617198..0f412f6a91 100644
Binary files a/src/model/img/sofware_architecture.jpeg and b/src/model/img/software_architecture.png differ