diff --git a/web_ir_actions_act_window_message/__openerp__.py b/web_ir_actions_act_window_message/__openerp__.py
index 293f9f4de..7a553c520 100644
--- a/web_ir_actions_act_window_message/__openerp__.py
+++ b/web_ir_actions_act_window_message/__openerp__.py
@@ -36,7 +36,7 @@
         'static/src/xml/web_ir_actions_act_window_message.xml',
     ],
     "auto_install": False,
-    "installable": True,
+    'installable': False,
     "application": False,
     "external_dependencies": {
         'python': [],