diff --git a/.devcontainer/post-create.sh b/.devcontainer/post-create.sh
index c7b706cc2..653945885 100755
--- a/.devcontainer/post-create.sh
+++ b/.devcontainer/post-create.sh
@@ -3,7 +3,7 @@
 set -eo pipefail
 
 # when in a VS Code or GitHub Codespaces devcontainer
-if [ -n "${REMOTE_CONTAINERS}" ]; then
+if [ -n "${REMOTE_CONTAINERS}" ] || [ -n "${CODESPACES}" ]; then
     this_dir=$(cd -P -- "$(dirname -- "$(command -v -- "$0")")" && pwd -P)
     workspace_root=$(realpath ${this_dir}/..)