diff --git a/devcontainer.json b/devcontainer.json
index 313fc4c..52db3f2 100644
--- a/devcontainer.json
+++ b/devcontainer.json
@@ -13,14 +13,14 @@
       "installRMarkdown": true,
       "installVscDebugger": true
     },
-    "ghcr.io/rocker-org/devcontainer-features/apt-packages:1": {
+    "ghcr.io/h4rvey-g/rocker-devcontainer-features/apt-packages:1": {
       "packages": "r-cran-data.table,r-cran-tidyverse",
       "upgradePackages": true
     },
-    "ghcr.io/rocker-org/devcontainer-features/miniforge:1": {},
-    "ghcr.io/rocker-org/devcontainer-features/r-packages:1": {
-      "rliger,Seurat,qs,targets"
-    }
+    // "ghcr.io/rocker-org/devcontainer-features/miniforge:1": {},
+    // "ghcr.io/rocker-org/devcontainer-features/r-packages:1": {
+    //   "packages": "rliger,Seurat,qs,targets"
+    // }
   },
   "shutdownAction": "none",
   "overrideFeatureInstallOrder": [
diff --git a/postCreateCommand.sh b/postCreateCommand.sh
index 768aec2..9023152 100644
--- a/postCreateCommand.sh
+++ b/postCreateCommand.sh
@@ -13,3 +13,5 @@ echo 'if (interactive() && Sys.getenv("RSTUDIO") == "") {
 echo 'options(defaultPackages=c(getOption("defaultPackages"), "tidyverse", "targets", "qs"' >>~/.Rprofile
 # add github hosts
 curl https://gitlab.com/ineo6/hosts/-/raw/master/next-hosts | sudo tee -a /etc/hosts
+# use pak to install "rliger,Seurat,qs,targets"
+Rscript -e 'pak::pkg_install(c("rliger","Seurat","qs","targets","crew"))'