fix doc

diff --git a/INSTALL.rst b/INSTALL.rst
index fd5f5aaf8cc0f8a8694e31c7f9334956ea51579e..77d984e70a6553b90de785c92f2b929879ba617e 100644 (file)
--- a/INSTALL.rst
+++ b/INSTALL.rst
@@ -164,7 +164,8 @@ Set the app lists as follow::
     'telemeta',
     'timeside',
     'jsonrpc',
-    'south'
+    'south',
+    'sorl.thumbnail',
     )
 
 Set the following languages::