diff --git a/.devcontainer/postCreateCommand b/.devcontainer/postCreateCommand
index e621e90..ebd6ec5 100644
--- a/.devcontainer/postCreateCommand
+++ b/.devcontainer/postCreateCommand
@@ -9,9 +9,8 @@
 ################################################################################
 
 if [[ $USER != "root" ]] ; then
-    # make sure the non-root user can build iocs and (mounted in) support modules
-    sudo chown -R ${USER}:${USER} /epics/ibek-defs /epics/pvi-defs /epics/support/configure /venv
-    sudo chown -h ${USER}:${USER} /epics /epics/ioc /epics/support
+    # make sure the non-root user can interact with the rtems BSP and RSB
+    sudo chown -R ${USER}:${USER} /rtems*/rsb /rtems*/rtems
 fi
 
 ################################################################################
@@ -19,7 +18,7 @@ fi
 ################################################################################
 
 # pick a theme that does not cause completion corruption in zsh
-sed -i $HOME/.zshrc -e 's/ZSH_THEME="devcontainers"/ZSH_THEME="eastwood"/'
+sed -i $HOME/.zshrc -e 's/ZSH_THEME="devcontainers"/ZSH_THEME="dst"/'
 
 # allow personalization of all devcontainers in this subdirectory
 # by placing a .devcontainer_rc file in the workspace root