diff --git a/docs/upgrade.rst b/docs/upgrade.rst
index 702008b4..e48edcb0 100644
--- a/docs/upgrade.rst
+++ b/docs/upgrade.rst
@@ -8,6 +8,8 @@ it before upgrading.
 Ihatemoney follows `semantic versioning <http://semver.org/>`_. So minor/patch
 upgrades can be done blindly.
 
+.. _general-procedure:
+
 General procedure
 =================
 
@@ -33,6 +35,14 @@ Version-specific instructions
 When upgrading from a major version to another, you **must** follow special
 instructions:
 
+2.x → 3.x
+---------
+
+Sentry support has been removed. Sorry if you used it.
+
+Appart from that, :ref:`general-procedure` applies.
+
+
 1.x → 2.x
 ---------