diff --git a/tasks/scripts/docker-build-image.sh b/tasks/scripts/docker-build-image.sh
index f8da08c4..3675d754 100755
--- a/tasks/scripts/docker-build-image.sh
+++ b/tasks/scripts/docker-build-image.sh
@@ -159,8 +159,12 @@ else
   exit 1
 fi
 
+# Default to dev-settings so local builds include test-only settings
+# (dummy_bool, dummy_int) that e2e tests depend on, matching CI behaviour.
+EXTRA_CARGO_FEATURES="${EXTRA_CARGO_FEATURES:-openshell-core/dev-settings}"
+
 FEATURE_ARGS=()
-if [[ -n "${EXTRA_CARGO_FEATURES:-}" ]]; then
+if [[ -n "${EXTRA_CARGO_FEATURES}" ]]; then
   FEATURE_ARGS=(--build-arg "EXTRA_CARGO_FEATURES=${EXTRA_CARGO_FEATURES}")
 fi