diff --git a/build_sysext b/build_sysext
index 963391df56..b9407b5bd0 100755
--- a/build_sysext
+++ b/build_sysext
@@ -277,6 +277,7 @@ all_fields=(
   'ID=flatcar'
   "${version_field}"
   "ARCHITECTURE=${ARCH}"
+  "EXTENSION_RELOAD_MANAGER=1"
 )
 printf '%s\n' "${all_fields[@]}" >"${BUILD_DIR}/install-root/usr/lib/extension-release.d/extension-release.${SYSEXTNAME}"