diff --git a/iocBoot/iocCygwin/st.cmd b/iocBoot/iocxxx/st.cmd.Cygwin
similarity index 100%
rename from iocBoot/iocCygwin/st.cmd
rename to iocBoot/iocxxx/st.cmd.Cygwin
diff --git a/iocBoot/iocLinux/st.cmd b/iocBoot/iocxxx/st.cmd.Linux
similarity index 100%
rename from iocBoot/iocLinux/st.cmd
rename to iocBoot/iocxxx/st.cmd.Linux
diff --git a/iocBoot/iocvxWorks/st.cmd b/iocBoot/iocxxx/st.cmd.vxWorks
similarity index 100%
rename from iocBoot/iocvxWorks/st.cmd
rename to iocBoot/iocxxx/st.cmd.vxWorks