diff --git a/README.md b/README.md
index a4f752f..17ca181 100644
--- a/README.md
+++ b/README.md
@@ -23,4 +23,4 @@ Stack
 
 <br><br>
 
-<img src="pic/grafana_example.png" alt="mqtt" width="100"/>
\ No newline at end of file
+<img src="pic/grafana.png" alt="mqtt" width="100"/>
\ No newline at end of file
diff --git a/pic/grafana_example.png b/pic/grafana.png
similarity index 100%
rename from pic/grafana_example.png
rename to pic/grafana.png