diff --git a/README.rst b/README.rst
index d24bdba..bf8c1e2 100644
--- a/README.rst
+++ b/README.rst
@@ -7,6 +7,8 @@ parsedmarc
 .. image:: https://raw.githubusercontent.com/domainaware/parsedmarc/master/docs/_static/screenshots/dmarc-summary-charts.png
    :alt: A screenshot of DMARC summary charts in Kibana
    :align: center
+   :width: 1286 px
+   :height: 379 px
    :scale: 50
    :target: https://raw.githubusercontent.com/domainaware/parsedmarc/master/docs/_static/screenshots/dmarc-summary-charts.png