diff --git a/README.md b/README.md
index cd5c28b1165cb7e4be59182844cb5208875e76bb..d58e96b1c853db46a81f69167fbb71c9a55ec61a 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # MacroMIP
 Code used in the postprocessing of the macromip model results.
+The initial version only deals with the output files from the IIASA ABM. The data files can be found on the confluence and should be placed in the same directory as the script.