Update file README.md

README.md

@@ -44,7 +44,7 @@ To capture the network trafic in our environment, we used Wireshark tool to reco
 we use the Wireshark tool to record the network data in pcap format. They are available in the GRASEC-IoT gitlab \cite{grasec}. An exemple of features (the complete list of 83 features is in the pcap-csv file above):
 
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-<img src="images/image-5.png" alt="alt text" width="500" />
+<img src="images/image-5.png" alt="alt text" width="800" />
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 ### Flows capture