Update dice.md

docs.it4i/dice.md

@@ -191,12 +191,14 @@ fusermount -u ~/IRODS
 - this is linux client only, basic knowledge of commandline is neccessary
 - manual is for centos7
 - for ubuntu20 - there is [http://docs.snic.se/wiki/IRODS_iCommands_installation_on_Ubuntu_20.04#Authenticate_and_test_iRODS_iCommands_client][j]
+- ***please do NOT install icommands 4.3.0, it is NOT working with PAM***
 
 ```console
 sudo rpm --import https://packages.irods.org/irods-signing-key.asc
 sudo wget -qO - https://packages.irods.org/renci-irods.yum.repo | sudo tee /etc/yum.repos.d/renci-irods.yum.repo
 sudo yum install epel-release -y
-sudo yum install irods-icommands-4.2.7-1.x86_64
+sudo yum install python-psutil python-jsonschema
+sudo yum install irods-icommands-4.2.7-1.x86_64 
 mkdir ~/.irods/
 cd ~ && wget https://docs.it4i.cz/irods1.it4i.cz.crt [k]
 ```