diff --git a/gadget/4.0/README.md b/gadget/4.0/README.md
index cb6e4d688140102caaaaf3edfc450a7bf606ecd4..25e33e58754cd6190f5174dc0c40efb8f069d099 100644
--- a/gadget/4.0/README.md
+++ b/gadget/4.0/README.md
@@ -52,8 +52,6 @@ set with the proper paths and compilation options, respectively.
 
 ```
 make CONFIG=Config_CollGal.sh EXEC=gadget4-collgal
-mkdir gallcol_run
-cp gadget4-collgal gallcol_run
 ```
 
 5. You need extra files to run the code, e.g., param.txt for all the runs, and TREECOOL for the Galaxies Collision test. These files are in the folder gadget4/examples/PROBLEM with PROBLEM being CollidingGalaxiesSFR, DM-L50-N128, and G2-gassphere