diff --git a/atlassian-connect-descriptor.cabal b/atlassian-connect-descriptor.cabal
--- a/atlassian-connect-descriptor.cabal
+++ b/atlassian-connect-descriptor.cabal
@@ -10,7 +10,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:             0.4.3.1
+version:             0.4.4.0
 
 -- A short (one-line) description of the package.
 synopsis:            Code that helps you create a valid Atlassian Connect Descriptor.
@@ -73,7 +73,7 @@
   
   -- Other library packages from which modules are imported.
   build-depends:       base         >=4.6 && <5
-                       , aeson      >  0.7.0.3 && < 0.9
+                       , aeson      >  0.7.0.3 && < 0.12
                        , text       >= 0.11    && <= 1.3
                        , time-units == 1.*
                        , cases      == 0.1.*
diff --git a/src/Data/Connect/Webhooks.hs b/src/Data/Connect/Webhooks.hs
--- a/src/Data/Connect/Webhooks.hs
+++ b/src/Data/Connect/Webhooks.hs
@@ -38,10 +38,23 @@
    | JiraIssueDeleted
    | JiraIssueUpdated
    | JiraWorklogUpdated
+   | JiraVersionCreated
+   | JiraVersionDeleted
+   | JiraVersionMerged
+   | JiraVersionUpdated
+   | JiraVersionMoved
+   | JiraVersionReleased
+   | JiraVersionUnreleased
+   | JiraProjectCreated
+   | JiraProjectUpdated
+   | JiraProjectDeleted
    | JiraPluginEnabled
    | JiraPluginsUpgraded
    | JiraRemoteIssueLinkAggregateClearedEvent
    | JiraRemoteWorkflowPostFunction
+   | JiraUserCreated
+   | JiraUserDeleted
+   | JiraUserUpdated
    | ConfluenceAttachmentCreated
    | ConfluenceAttachmentRemoved
    | ConfluenceAttachmentUpdated
@@ -88,7 +101,6 @@
    | ConfluenceUserRemoved
    | ConfluenceGroupCreated
    | ConfluenceGroupRemoved
-   | ServerUpgraded
    deriving (Show)
 
 instance ToJSON WebhookEvent where
@@ -101,8 +113,21 @@
    toJSON JiraWorklogUpdated = String "jira:worklog_updated"
    toJSON JiraPluginEnabled = String "plugin_enabled"
    toJSON JiraPluginsUpgraded = String "plugins_upgraded"
+   toJSON JiraVersionCreated = String "jira:version_created"
+   toJSON JiraVersionDeleted = String "jira:version_deleted"
+   toJSON JiraVersionMerged = String "jira:version_merged"
+   toJSON JiraVersionUpdated = String "jira:version_updated"
+   toJSON JiraVersionMoved = String "jira:version_moved"
+   toJSON JiraVersionReleased = String "jira:version_released"
+   toJSON JiraVersionUnreleased = String "jira:version_unreleased"
+   toJSON JiraProjectCreated = String "jira:project_created"
+   toJSON JiraProjectUpdated = String "jira:project_updated"
+   toJSON JiraProjectDeleted = String "jira:project_deleted"
    toJSON JiraRemoteIssueLinkAggregateClearedEvent = String "remote_issue_link_aggregate_cleared_event"
    toJSON JiraRemoteWorkflowPostFunction = String "remote_workflow_post_function"
+   toJSON JiraUserCreated = String "user_created"
+   toJSON JiraUserDeleted = String "user_deleted"
+   toJSON JiraUserUpdated = String "user_updated"
    toJSON ConfluenceAttachmentCreated = "attachment_created"
    toJSON ConfluenceAttachmentRemoved = "attachment_removed"
    toJSON ConfluenceAttachmentUpdated = "attachment_updated"
@@ -149,4 +174,3 @@
    toJSON ConfluenceUserRemoved = "user_removed"
    toJSON ConfluenceGroupCreated = "group_created"
    toJSON ConfluenceGroupRemoved = "group_removed"
-   toJSON ServerUpgraded = String "server_upgraded"