diff --git a/IBM-QE/qiskit-simulator/README.md b/IBM-QE/qiskit-simulator/README.md
index a3322e3..ddabcb3 100644
--- a/IBM-QE/qiskit-simulator/README.md
+++ b/IBM-QE/qiskit-simulator/README.md
@@ -1,4 +1,7 @@
 # quchain
 ## State distribution in qubit chain
 
-Submitted to IBM QX Contest (with embedded images)
+Submitted to IBM QX Contest (with embedded images) at March 2018. 
+
+Separate image directory (with all images converted into png) is used here to be rendered directly in GitHub.
+Link to QISKit tomography notebook is changed to last version.