diff --git a/devcontainer.sh b/devcontainer.sh
index 32908a9e..ba35e7f0 100644
--- a/devcontainer.sh
+++ b/devcontainer.sh
@@ -3,7 +3,7 @@
 # dc.sh — devcontainer helper for this repo
 #
 # Usage:
-#   devcontainer.sh <config> <command>
+#   ./devcontainer.sh <config> <command>
 #
 # Configs:   backend | asset_list
 # Commands:  up, shell, down, rebuild
@@ -12,15 +12,15 @@
 # so it's safe to call cold.
 #
 # Examples:
-#   ./scripts/dc.sh backend shell       # up + exec bash
-#   ./scripts/dc.sh asset_list up
-#   ./scripts/dc.sh backend rebuild
-#   ./scripts/dc.sh backend down
+#   ./devcontainer.sh backend shell       # up + exec bash
+#   ./devcontainer.sh asset_list up
+#   ./devcontainer.sh backend rebuild
+#   ./devcontainer.sh backend down
 
 set -euo pipefail
 
 SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
-REPO_ROOT="$(cd -- "${SCRIPT_DIR}/.." &>/dev/null && pwd)"
+REPO_ROOT="${SCRIPT_DIR}"
 
 VALID_CONFIGS=(backend asset_list)
 VALID_COMMANDS=(up shell down rebuild)