diff --git a/.gitignore b/.gitignore
index 796f825..851e457 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,7 +17,8 @@
 /.project
 /.pydevproject
 /.mr.developer.cfg
-/src/*
+/src/plone*
+/src/collective*
 *.mo
 docs/Makefile
 docs/make.bat
diff --git a/src/README.txt b/src/README.txt
new file mode 100644
index 0000000..ad5da8f
--- /dev/null
+++ b/src/README.txt
@@ -0,0 +1 @@
+Source directory for plone.app.discussion add-ons and related products.