diff --git a/installation/AMD Core Math Library/install.txt b/installation/AMD Core Math Library/install.txt
index b24bcb868..cc21d13a1 100644
--- a/installation/AMD Core Math Library/install.txt	
+++ b/installation/AMD Core Math Library/install.txt	
@@ -1,5 +1,6 @@
 Install the AMD Core Math Library
 
 1. untar the tgz file to a local directory
-2. run the install script, use standard directory for install otherwise run_marc scripts need to be adjusted
-3. add acml path to LD_LIBRARY_PATH, the best place to do so is: /etc/csh.cshrc.local and/or /etc/bash.bashrc.local
\ No newline at end of file
+2. run the install script, use standard directory (/opt/acml4.4.0) for install otherwise run_marc scripts need to be adjusted
+3. add acml path to LD_LIBRARY_PATH, the best place to do so is: /etc/csh.cshrc.local and/or /etc/bash.bashrc.local
+   path should read: /opt/acml4.4.0/ifort64_mp/lib (this is the version using paralllization, ie openmp)