diff --git a/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettings.kt b/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettings.kt
index b1254f60707013478410ae91d525286f1b54f3ae..f13aa8f6c55f359952743847c173b21876e5861f 100644
--- a/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettings.kt
+++ b/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettings.kt
@@ -59,7 +59,7 @@ class AccountSettings(
 
     companion object {
 
-        const val CURRENT_VERSION = 14
+        const val CURRENT_VERSION = 15
         const val KEY_SETTINGS_VERSION = "version"
 
         const val KEY_SYNC_INTERVAL_ADDRESSBOOKS = "sync_interval_addressbooks"
@@ -104,6 +104,8 @@ class AccountSettings(
                  "1"                     true */
         const val KEY_EVENT_COLORS = "event_colors"
 
+        const val ENABLED_EVENT_COLORS = "1"
+
         /** Contact group method:
          *null (not existing)*     groups as separate vCards (default);
          "CATEGORIES"              groups are per-contact CATEGORIES
@@ -163,6 +165,8 @@ class AccountSettings(
                 bundle.putString(NCAccountUtils.Constants.KEY_OC_BASE_URL, baseUrl)
             }
 
+            bundle.putString(KEY_EVENT_COLORS, ENABLED_EVENT_COLORS)
+
             addUserIdToBundle(
                 bundle = bundle,
                 url = url,
diff --git a/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettingsMigrations.kt b/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettingsMigrations.kt
index 6e2bed802bda17bb796fd946b4901716d65f0289..f39ff8038c00c641a6d1ded12a47abc23bbb92d1 100644
--- a/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettingsMigrations.kt
+++ b/app/src/main/kotlin/at/bitfire/davdroid/settings/AccountSettingsMigrations.kt
@@ -50,6 +50,14 @@ class AccountSettingsMigrations(
     val accountSettings: AccountSettings
 ) {
 
+    /**
+     * We may get upstream conflict for later update because of version number.
+     * from Murena's Squad
+     */
+    fun update_14_15() {
+        accountSettings.setEventColors(true)
+    }
+
     /**
      * Disables all sync adapter periodic syncs for every authority. Then enables
      * corresponding PeriodicSyncWorkers