diff --git a/docs/index.md b/docs/index.md
index 55bf9de3..d2b69f0b 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -7,7 +7,7 @@ A curated list of awesome references collected in 2018.
 Microservices architectures rely on DevOps practices, automation, CI/CD (continuous integration and delivery), and API—focused designs.
 
 <center>
-![container_with_cars](images/container_with_cars.jpg)
+![container_with_cars](images/container_with_cars.png)
 </center>
 
 ## Table of Contents