diff --git a/towncrier.toml b/towncrier.toml
index aeae552313..55e99ce1c9 100644
--- a/towncrier.toml
+++ b/towncrier.toml
@@ -1,5 +1,5 @@
 [tool.towncrier]
-    version = "2.9.7"
+    version = "2.9.8"
     directory = "changelog.d"
     filename = "TCHAP_CHANGES.md"
     name = "Changes in Tchap"
diff --git a/vector-app/build.gradle b/vector-app/build.gradle
index 348d910f02..f07102f6d7 100644
--- a/vector-app/build.gradle
+++ b/vector-app/build.gradle
@@ -37,7 +37,7 @@ ext.versionMinor = 9
 // Note: even values are reserved for regular release, odd values for hotfix release.
 // When creating a hotfix, you should decrease the value, since the current value
 // is the value for the next regular release.
-ext.versionPatch = 7
+ext.versionPatch = 8
 
 static def getGitTimestamp() {
     def cmd = 'git show -s --format=%ct'
diff --git a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsActivity.kt b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsActivity.kt
index 33557fabef..0435ee20bc 100755
--- a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsActivity.kt
+++ b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsActivity.kt
@@ -29,7 +29,10 @@ import im.vector.app.R
 import im.vector.app.core.extensions.replaceFragment
 import im.vector.app.core.platform.VectorBaseActivity
 import im.vector.app.databinding.ActivityVectorSettingsBinding
+import im.vector.app.features.analytics.plan.ViewRoom
 import im.vector.app.features.discovery.DiscoverySettingsFragment
+import im.vector.app.features.matrixto.MatrixToBottomSheet
+import im.vector.app.features.navigation.Navigator
 import im.vector.app.features.navigation.SettingsActivityPayload
 import im.vector.app.features.settings.devices.VectorSettingsDevicesFragment
 import im.vector.app.features.settings.notifications.VectorSettingsNotificationFragment
@@ -48,9 +51,33 @@ private const val KEY_ACTIVITY_PAYLOAD = "settings-activity-payload"
 @AndroidEntryPoint
 class VectorSettingsActivity : VectorBaseActivity<ActivityVectorSettingsBinding>(),
         PreferenceFragmentCompat.OnPreferenceStartFragmentCallback,
+        MatrixToBottomSheet.InteractionListener,
         FragmentManager.OnBackStackChangedListener,
         VectorSettingsFragmentInteractionListener {
 
+    // Tchap: Manage Christmas entry
+    private val fragmentLifecycleCallbacks = object : FragmentManager.FragmentLifecycleCallbacks() {
+        override fun onFragmentResumed(fm: FragmentManager, f: Fragment) {
+            if (f is MatrixToBottomSheet) {
+                f.interactionListener = this@VectorSettingsActivity
+            }
+            super.onFragmentResumed(fm, f)
+        }
+
+        override fun onFragmentPaused(fm: FragmentManager, f: Fragment) {
+            if (f is MatrixToBottomSheet) {
+                f.interactionListener = null
+            }
+            super.onFragmentPaused(fm, f)
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        supportFragmentManager.registerFragmentLifecycleCallbacks(fragmentLifecycleCallbacks, false)
+    }
+
     override fun getBinding() = ActivityVectorSettingsBinding.inflate(layoutInflater)
 
     override fun getCoordinatorLayout() = views.coordinatorLayout
@@ -106,6 +133,7 @@ class VectorSettingsActivity : VectorBaseActivity<ActivityVectorSettingsBinding>
     }
 
     override fun onDestroy() {
+        supportFragmentManager.unregisterFragmentLifecycleCallbacks(fragmentLifecycleCallbacks)
         supportFragmentManager.removeOnBackStackChangedListener(this)
         super.onDestroy()
     }
@@ -161,6 +189,14 @@ class VectorSettingsActivity : VectorBaseActivity<ActivityVectorSettingsBinding>
         }
     }
 
+    // Tchap: Manage Christmas entry
+    override fun mxToBottomSheetNavigateToRoom(roomId: String, trigger: ViewRoom.Trigger?) {
+        navigator.openRoom(this, roomId, trigger = trigger)
+    }
+    override fun mxToBottomSheetSwitchToSpace(spaceId: String) {
+        navigator.switchToSpace(this, spaceId, Navigator.PostSwitchSpaceAction.None)
+    }
+
     fun <T : Fragment> navigateTo(fragmentClass: Class<T>, arguments: Bundle? = null) {
         supportFragmentManager.beginTransaction()
                 .setCustomAnimations(R.anim.right_in, R.anim.fade_out, R.anim.fade_in, R.anim.right_out)
diff --git a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsRootFragment.kt b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsRootFragment.kt
index be6a96cd8f..a51fd32672 100644
--- a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsRootFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsRootFragment.kt
@@ -26,7 +26,10 @@ import im.vector.app.core.preference.VectorPreference
 import im.vector.app.core.utils.FirstThrottler
 import im.vector.app.core.utils.openUrlInChromeCustomTab
 import im.vector.app.features.analytics.plan.MobileScreen
+import im.vector.app.features.matrixto.OriginOfMatrixTo
 import im.vector.app.features.navigation.Navigator
+import org.matrix.android.sdk.api.session.getRoomSummary
+import org.matrix.android.sdk.api.session.room.model.Membership
 import java.util.Calendar
 
 @AndroidEntryPoint
@@ -69,7 +72,18 @@ class VectorSettingsRootFragment :
                 it.isVisible = true
                 it.onPreferenceClickListener = Preference.OnPreferenceClickListener {
                     if (firstThrottler.canHandle() is FirstThrottler.CanHandlerResult.Yes) {
-                        navigator.openRoom(requireContext(), "!cDKdQyXHeWBEaKDWWV:agent.dinum.tchap.gouv.fr", null)
+                        val roomAlias = "#JoyeusesFtesdelapartdelquipeTchapGl2gFYK2OD:agent.dinum.tchap.gouv.fr"
+                        val eventId = "\$xW9f1eJGxQ1xstdPCVReUKQO_sFU4242SfaMIfNh3NU"
+
+                        session.getRoomSummary(roomAlias).let { roomSummary ->
+                            if (roomSummary?.membership == Membership.JOIN) {
+                                navigator.openRoom(requireContext(), roomSummary.roomId)
+                            } else {
+                                session.permalinkService().createPermalink(roomAlias, eventId).let { link ->
+                                    navigator.openMatrixToBottomSheet(requireActivity(), link, OriginOfMatrixTo.LINK)
+                                }
+                            }
+                        }
                     }
                     false
                 }