diff --git a/kaminari-actionview/README.md b/kaminari-actionview/README.md
index 21a30c4..11845fa 100644
--- a/kaminari-actionview/README.md
+++ b/kaminari-actionview/README.md
@@ -18,6 +18,10 @@ And bundle.
 
 This gem is basically an internal gem that will be automatically bundled from kaminari gem.
 
+Or if you're using web frameworks other than Rails + Action View, you might need to explicitly bundle this gem.
+
+See [Kaminari README (Other Framework/Library Support)](https://github.com/amatsuda/kaminari/blob/master/README.md#other-frameworklibrary-support) for details.
+
 
 ## Contributing
 
diff --git a/kaminari-activerecord/README.md b/kaminari-activerecord/README.md
index 48c19fb..ab57abf 100644
--- a/kaminari-activerecord/README.md
+++ b/kaminari-activerecord/README.md
@@ -18,6 +18,9 @@ And bundle.
 
 This gem is basically an internal gem that will be automatically bundled from kaminari gem.
 
+Or if you're using ORMs other than Active Record, you might need to explicitly bundle this gem.
+
+See [Kaminari README (Other Framework/Library Support)](https://github.com/amatsuda/kaminari/blob/master/README.md#other-frameworklibrary-support) for details.
 
 ## Contributing
 
diff --git a/kaminari-core/README.md b/kaminari-core/README.md
index cef37cb..dd9b6ab 100644
--- a/kaminari-core/README.md
+++ b/kaminari-core/README.md
@@ -16,7 +16,9 @@ And bundle.
 
 ## Usage
 
-This gem is basically an internal gem that will be automatically bundled from kaminari gem.
+This gem is basically an internal gem that will be automatically bundled from kaminari gem or kaminari adapter gems.
+
+See [Kaminari README](https://github.com/amatsuda/kaminari/blob/master/README.md) for the documentation.
 
 
 ## Contributing