diff --git a/bundles/_not-stable-caution.rst.inc b/bundles/_not-stable-caution.rst.inc
new file mode 100644
index 00000000..6f704a85
--- /dev/null
+++ b/bundles/_not-stable-caution.rst.inc
@@ -0,0 +1,6 @@
+.. caution::
+
+    This Bundle is a Work In Progress, some aspects of this Bundle may change
+    without offering any backwards compatibility. Such changes and instructions
+    of how to deal with them will usually be mentioned in the ``CHANGELOG.md``
+    file shipped with the Bundle.
diff --git a/bundles/blog.rst b/bundles/blog.rst
index d8299d07..cad9b00c 100644
--- a/bundles/blog.rst
+++ b/bundles/blog.rst
@@ -7,6 +7,8 @@ BlogBundle
 
 .. include:: _outdate-caution.rst.inc
 
+.. include:: _not-stable-caution.rst.inc
+
 This bundle aims to provide everything you need to create a full blog or
 blog-like system. It also includes in-built support for the Sonata Admin
 bundle to help you get up-and-running quickly.
diff --git a/bundles/routing_auto.rst b/bundles/routing_auto.rst
index af663ad8..15109eee 100644
--- a/bundles/routing_auto.rst
+++ b/bundles/routing_auto.rst
@@ -7,6 +7,8 @@ RoutingAutoBundle
 
 .. include:: _outdate-caution.rst.inc
 
+.. include:: _not-stable-caution.rst.inc
+
 The RoutingAutoBundle allows you to define automatically created routes for
 documents. This implies a separation of the ``Route`` and ``Content``
 documents. If your needs are simple this bundle may not be for you and you