diff --git a/internal/devbox/generate/tmpl/envrcContent.tmpl b/internal/devbox/generate/tmpl/envrcContent.tmpl
index 340022182be..80538b81d46 100644
--- a/internal/devbox/generate/tmpl/envrcContent.tmpl
+++ b/internal/devbox/generate/tmpl/envrcContent.tmpl
@@ -1,5 +1,5 @@
 use_devbox() {
-    watch_file devbox.json
+    watch_file devbox.json devbox.lock
     eval "$(devbox shellenv --init-hook --install --no-refresh-alias{{ if .EnvFlag }} {{ .EnvFlag }}{{ end }})"
 }
 use devbox