diff --git a/generate_single_file.js b/generate_single_file.cjs
similarity index 100%
rename from generate_single_file.js
rename to generate_single_file.cjs
diff --git a/join_js_files.sh b/join_js_files.sh
index 9a3128f..aff2b8c 100644
--- a/join_js_files.sh
+++ b/join_js_files.sh
@@ -8,4 +8,5 @@ SRC="src"
 # and thoose that use component.
 
 echo "" > $TARGET
-node generate_single_file.js
+node generate_single_file.cjs
+node generate_single_file.cjs true