diff --git a/README.md b/README.md
index 2e0cc9b..d1cb187 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 # How to use the Malware Classifier
 
-You'll need of a set of network packet captures. In the workshop, we used a dataset with more than 5000 pcap files generated from the execution of malware in virtual machines.
+You'll need of a set of network packet captures. In the workshop, we use a dataset with more than 5000 pcap files generated from the execution of malware in virtual machines.
 
 ```
 ...
@@ -25,6 +25,9 @@ cd capture
 ls -1 . | parallel --gnu "cat {1} | tshark -E header=yes -E separator=, -Tfields -e http.server -r {1} | python ./bin/import.py  -f {1} "
 ```
 
+## Redis datastructure
+
+![An overview of the Redis data structure used in MalwareClassifier](https://raw.github.com/adulau/MalwareClassifier/master/doc/redis-datastruct.png)
 ## Notes for the student
 
 Check the git log and the commits, these include the steps performed during the workshop especially regarding the improvement of the Python scripts.