diff --git a/source/index.rst b/source/index.rst
index 6c9a812..5531bfe 100644
--- a/source/index.rst
+++ b/source/index.rst
@@ -11,7 +11,7 @@ This documentation is structured to provide a clear and detailed overview of the
 
 .. image:: _static/ESP32C3_ZEN-DevBoard.png
    :alt: ESP32-C3 ZEN DevBoard
-   :width: 200px
+   :width: 100%
    :align: center
 
 .. note::