diff --git a/run_onchange_after_install_main_deps.sh.tmpl b/run_onchange_after_install_main_deps.sh.tmpl
index aef6963..0a80069 100644
--- a/run_onchange_after_install_main_deps.sh.tmpl
+++ b/run_onchange_after_install_main_deps.sh.tmpl
@@ -70,7 +70,8 @@ while [ $# -gt 0 ]; do
 done
 
 # Auto-detect non-interactive mode when no real terminal is present
-if [ ! -t 0 ] || [ ! -t 1 ]; then
+# ENVLAT=1 means env.lat is piping us but a real terminal is behind it
+if [ -z "$ENVLAT" ] && { [ ! -t 0 ] || [ ! -t 1 ]; }; then
   NON_INTERACTIVE=1
   SKIP_NVIM_BOOTSTRAP=1
 fi