diff --git a/runtime/ftplugin/bp.vim b/runtime/ftplugin/bp.vim
new file mode 100644
index 0000000..cb925cb
--- /dev/null
+++ b/runtime/ftplugin/bp.vim
@@ -0,0 +1,14 @@
+" Blueprint build system filetype plugin file
+" Language: Blueprint
+" Maintainer: Bruno BELANYI <bruno.vim@belanyi.fr>
+" Latest Revision: 2024-04-10
+
+if exists("b:did_ftplugin")
+  finish
+endif
+let b:did_ftplugin = 1
+
+setlocal comments=b:#
+setlocal commentstring=#\ %s
+
+let b:undo_ftplugin = "setlocal comments< commentstring<"